1156252758180 has 48 divisors (see below), whose sum is σ = 3486546780864. Its totient is φ = 284616063360.

The previous prime is 1156252758113. The next prime is 1156252758187. The reversal of 1156252758180 is 818572526511.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1156252758187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741186886 + ... + 741188445.

It is an arithmetic number, because the mean of its divisors is an integer number (72636391268).

Almost surely, 2^{1156252758180} is an apocalyptic number.

1156252758180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1156252758180 is an abundant number, since it is smaller than the sum of its proper divisors (2330294022684).

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

1156252758180 is a wasteful number, since it uses less digits than its factorization.

1156252758180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482375356 (or 1482375354 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 51.

The spelling of 1156252758180 in words is "one trillion, one hundred fifty-six billion, two hundred fifty-two million, seven hundred fifty-eight thousand, one hundred eighty".