91492205132 has 6 divisors (see below), whose sum is σ = 160111358988. Its totient is φ = 45746102564.

The previous prime is 91492205087. The next prime is 91492205173. The reversal of 91492205132 is 23150229419.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11436525638 + ... + 11436525645.

It is an arithmetic number, because the mean of its divisors is an integer number (26685226498).

Almost surely, 2^91492205132 is an apocalyptic number.

It is an amenable number.

91492205132 is a deficient number, since it is larger than the sum of its proper divisors (68619153856).

91492205132 is a wasteful number, since it uses less digits than its factorization.

91492205132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22873051287 (or 22873051285 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 91492205132 in words is "ninety-one billion, four hundred ninety-two million, two hundred five thousand, one hundred thirty-two".