91441894504876 has 24 divisors (see below), whose sum is σ = 163711304519616. Its totient is φ = 44670607948800.

The previous prime is 91441894504819. The next prime is 91441894504951. The reversal of 91441894504876 is 67840549814419.

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, 421375975 + ... + 421592926.

It is an arithmetic number, because the mean of its divisors is an integer number (6821304354984).

Almost surely, 2^{91441894504876} is an apocalyptic number.

It is an amenable number.

91441894504876 is a deficient number, since it is larger than the sum of its proper divisors (72269410014740).

91441894504876 is a wasteful number, since it uses less digits than its factorization.

91441894504876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842969529 (or 842969527 counting only the distinct ones).

The product of its (nonzero) digits is 278691840, while the sum is 70.

The spelling of 91441894504876 in words is "ninety-one trillion, four hundred forty-one billion, eight hundred ninety-four million, five hundred four thousand, eight hundred seventy-six".