1260508972056 has 64 divisors (see below), whose sum is σ = 3213794556000. Its totient is φ = 411848506368.

The previous prime is 1260508972039. The next prime is 1260508972103. The reversal of 1260508972056 is 6502798050621.

It is a super-3 number, since 3×1260508972056³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 861990 + ... + 1806666.

Almost surely, 2^{1260508972056} 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 1260508972056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1606897278000).

1260508972056 is an abundant number, since it is smaller than the sum of its proper divisors (1953285583944).

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

1260508972056 is a wasteful number, since it uses less digits than its factorization.

1260508972056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945788 (or 945784 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 1260508972056 in words is "one trillion, two hundred sixty billion, five hundred eight million, nine hundred seventy-two thousand, fifty-six".