1171159942528 has 64 divisors (see below), whose sum is σ = 2344947315120. Its totient is φ = 582631096320.

The previous prime is 1171159942517. The next prime is 1171159942549. The reversal of 1171159942528 is 8252499511711.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×1171159942528² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21888288 + ... + 21941728.

Almost surely, 2^{1171159942528} is an apocalyptic number.

It is an amenable number.

1171159942528 is an abundant number, since it is smaller than the sum of its proper divisors (1173787372592).

1171159942528 is an equidigital number, since it uses as much as digits as its factorization.

1171159942528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54315 (or 54303 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 55.

The spelling of 1171159942528 in words is "one trillion, one hundred seventy-one billion, one hundred fifty-nine million, nine hundred forty-two thousand, five hundred twenty-eight".