1156037737452 has 96 divisors (see below), whose sum is σ = 3041092572672. Its totient is φ = 339129939456.

The previous prime is 1156037737447. The next prime is 1156037737469. The reversal of 1156037737452 is 2547377306511.

It is a junction number, because it is equal to n+sod(n) for n = 1156037737395 and 1156037737404.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 576768 + ... + 1626264.

It is an arithmetic number, because the mean of its divisors is an integer number (31678047632).

Almost surely, 2^{1156037737452} is an apocalyptic number.

1156037737452 is a gapful number since it is divisible by the number (12) 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 1156037737452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1520546286336).

1156037737452 is an abundant number, since it is smaller than the sum of its proper divisors (1885054835220).

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

1156037737452 is a wasteful number, since it uses less digits than its factorization.

1156037737452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049847 (or 1049845 counting only the distinct ones).

The product of its (nonzero) digits is 3704400, while the sum is 51.

The spelling of 1156037737452 in words is "one trillion, one hundred fifty-six billion, thirty-seven million, seven hundred thirty-seven thousand, four hundred fifty-two".