5151263040 has 1120 divisors, whose sum is σ = 23898758400. Its totient is φ = 1021870080.

The previous prime is 5151263021. The next prime is 5151263053. The reversal of 5151263040 is 403621515.

5151263040 is a `hidden beast` number, since 5 + 15 + 12 + 630 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1120).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 5151262995 and 5151263013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 57879316 + ... + 57879404.

Almost surely, 2^5151263040 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 5151263040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11949379200).

5151263040 is an abundant number, since it is smaller than the sum of its proper divisors (18747495360).

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

5151263040 is a wasteful number, since it uses less digits than its factorization.

5151263040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 5151263040 is about 71772.2999492144. The cubic root of 5151263040 is about 1727.0486661632.

Adding to 5151263040 its reverse (403621515), we get a palindrome (5554884555).

The spelling of 5151263040 in words is "five billion, one hundred fifty-one million, two hundred sixty-three thousand, forty".