91522882752 has 56 divisors (see below), whose sum is σ = 276747768576. Its totient is φ = 26149394688.

The previous prime is 91522882741. The next prime is 91522882783. The reversal of 91522882752 is 25728822519.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 91522882695 and 91522882704.

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, 34047348 + ... + 34050035.

Almost surely, 2^91522882752 is an apocalyptic number.

It is an amenable number.

91522882752 is an abundant number, since it is smaller than the sum of its proper divisors (185224885824).

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

91522882752 is a wasteful number, since it uses less digits than its factorization.

91522882752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68097405 (or 68097395 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 51.

The spelling of 91522882752 in words is "ninety-one billion, five hundred twenty-two million, eight hundred eighty-two thousand, seven hundred fifty-two".