1156710255120 has 400 divisors, whose sum is σ = 4593795085440. Its totient is φ = 264249796608.

The previous prime is 1156710255119. The next prime is 1156710255131. The reversal of 1156710255120 is 215520176511.

1156710255120 is a `hidden beast` number, since 1 + 1 + 56 + 71 + 0 + 25 + 512 + 0 = 666.

It is a super-2 number, since 2×1156710255120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 101736796 + ... + 101748164.

Almost surely, 2^{1156710255120} is an apocalyptic number.

1156710255120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1156710255120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2296897542720).

1156710255120 is an abundant number, since it is smaller than the sum of its proper divisors (3437084830320).

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

1156710255120 is a wasteful number, since it uses less digits than its factorization.

1156710255120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13644 (or 13629 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 36.

The spelling of 1156710255120 in words is "one trillion, one hundred fifty-six billion, seven hundred ten million, two hundred fifty-five thousand, one hundred twenty".