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53870937120 = 2532572111319281
BaseRepresentation
bin110010001010111101…
…010100010000100000
312011001100200011002100
4302022331110100200
51340311424441440
640425321050400
73614654260500
oct621275242040
9164040604070
1053870937120
1120934815440
12a535326a00
135106a13370
142870889a00
151604624230
hexc8af54420

53870937120 has 1728 divisors, whose sum is σ = 265398456960. Its totient is φ = 9754214400.

The previous prime is 53870937119. The next prime is 53870937179. The reversal of 53870937120 is 2173907835.

It is a happy number.

53870937120 is a `hidden beast` number, since 538 + 7 + 0 + 93 + 7 + 1 + 20 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 191711380 + ... + 191711660.

It is an arithmetic number, because the mean of its divisors is an integer number (153587070).

Almost surely, 253870937120 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 53870937120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132699228480).

53870937120 is an abundant number, since it is smaller than the sum of its proper divisors (211527519840).

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

53870937120 is a wasteful number, since it uses less digits than its factorization.

53870937120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 53870937120 in words is "fifty-three billion, eight hundred seventy million, nine hundred thirty-seven thousand, one hundred twenty".