1161313341504 has 84 divisors (see below), whose sum is σ = 3242871191664. Its totient is φ = 366730507008.

The previous prime is 1161313341497. The next prime is 1161313341541. The reversal of 1161313341504 is 4051433131611.

It is a super-2 number, since 2×1161313341504² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8308122 + ... + 8446745.

Almost surely, 2^{1161313341504} is an apocalyptic number.

It is an amenable number.

1161313341504 is an abundant number, since it is smaller than the sum of its proper divisors (2081557850160).

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

1161313341504 is a wasteful number, since it uses less digits than its factorization.

1161313341504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16754920 (or 16754891 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 1161313341504 in words is "one trillion, one hundred sixty-one billion, three hundred thirteen million, three hundred forty-one thousand, five hundred four".