1915264078056 has 96 divisors (see below), whose sum is σ = 5928532334400. Its totient is φ = 547187477760.

The previous prime is 1915264077971. The next prime is 1915264078073. The reversal of 1915264078056 is 6508704625191.

It is a happy number.

1915264078056 is a `hidden beast` number, since 1 + 9 + 1 + 526 + 40 + 78 + 0 + 5 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1915264077993 and 1915264078011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9746340 + ... + 9940908.

It is an arithmetic number, because the mean of its divisors is an integer number (61755545150).

Almost surely, 2^{1915264078056} is an apocalyptic number.

It is an amenable number.

1915264078056 is an abundant number, since it is smaller than the sum of its proper divisors (4013268256344).

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

1915264078056 is a wasteful number, since it uses less digits than its factorization.

1915264078056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214119 (or 214112 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 1915264078056 in words is "one trillion, nine hundred fifteen billion, two hundred sixty-four million, seventy-eight thousand, fifty-six".