91673573550112 has 24 divisors (see below), whose sum is σ = 184322397885696. Its totient is φ = 44861535991872.

The previous prime is 91673573550101. The next prime is 91673573550137. The reversal of 91673573550112 is 21105537537619.

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, 30476585448 + ... + 30476588455.

It is an arithmetic number, because the mean of its divisors is an integer number (7680099911904).

Almost surely, 2^{91673573550112} is an apocalyptic number.

It is an amenable number.

91673573550112 is an abundant number, since it is smaller than the sum of its proper divisors (92648824335584).

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

91673573550112 is a wasteful number, since it uses less digits than its factorization.

91673573550112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60953173960 (or 60953173952 counting only the distinct ones).

The product of its (nonzero) digits is 5953500, while the sum is 55.

The spelling of 91673573550112 in words is "ninety-one trillion, six hundred seventy-three billion, five hundred seventy-three million, five hundred fifty thousand, one hundred twelve".