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5157021358080 = 21133531976203
BaseRepresentation
bin100101100001011011001…
…1011010001100000000000
3200021000011200111120212000
41023002312123101200000
51133443034431424310
614545034121104000
71041403540166124
oct113026633214000
920230150446760
105157021358080
111709098127989
126b3570028000
132b53c71b6c77
1413b85b853584
158e22c9384c0
hex4b0b66d1800

5157021358080 has 768 divisors, whose sum is σ = 19121105203200. Its totient is φ = 1316911841280.

The previous prime is 5157021358037. The next prime is 5157021358141. The reversal of 5157021358080 is 808531207515.

5157021358080 is a `hidden beast` number, since 5 + 1 + 57 + 0 + 2 + 13 + 580 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (768).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 831372259 + ... + 831378461.

It is an arithmetic number, because the mean of its divisors is an integer number (24897272400).

Almost surely, 25157021358080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5157021358080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9560552601600).

5157021358080 is an abundant number, since it is smaller than the sum of its proper divisors (13964083845120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5157021358080 is a wasteful number, since it uses less digits than its factorization.

5157021358080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6367 (or 6341 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 45.

The spelling of 5157021358080 in words is "five trillion, one hundred fifty-seven billion, twenty-one million, three hundred fifty-eight thousand, eighty".