91800034348 has 24 divisors (see below), whose sum is σ = 179529117264. Its totient is φ = 40709548800.

The previous prime is 91800034303. The next prime is 91800034363. The reversal of 91800034348 is 84343000819.

It is a self number, because there is not a number n which added to its sum of digits gives 91800034348.

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, 25441665 + ... + 25445272.

It is an arithmetic number, because the mean of its divisors is an integer number (7480379886).

Almost surely, 2^91800034348 is an apocalyptic number.

It is an amenable number.

91800034348 is a deficient number, since it is larger than the sum of its proper divisors (87729082916).

91800034348 is a wasteful number, since it uses less digits than its factorization.

91800034348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50886993 (or 50886991 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 91800034348 in words is "ninety-one billion, eight hundred million, thirty-four thousand, three hundred forty-eight".