91551452652092 has 12 divisors (see below), whose sum is σ = 160215248737656. Its totient is φ = 45775667298480.

The previous prime is 91551452652059. The next prime is 91551452652139. The reversal of 91551452652092 is 29025625415519.

It is a super-3 number, since 3×91551452652092³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11170298 + ... + 17546465.

It is an arithmetic number, because the mean of its divisors is an integer number (13351270728138).

Almost surely, 2^{91551452652092} is an apocalyptic number.

It is an amenable number.

91551452652092 is a deficient number, since it is larger than the sum of its proper divisors (68663796085564).

91551452652092 is a wasteful number, since it uses less digits than its factorization.

91551452652092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29513788 (or 29513786 counting only the distinct ones).

The product of its (nonzero) digits is 9720000, while the sum is 56.

The spelling of 91551452652092 in words is "ninety-one trillion, five hundred fifty-one billion, four hundred fifty-two million, six hundred fifty-two thousand, ninety-two".