91798058552 has 16 divisors (see below), whose sum is σ = 172135456440. Its totient is φ = 45895270176.

The previous prime is 91798058543. The next prime is 91798058557. The reversal of 91798058552 is 25585089719.

It is a junction number, because it is equal to n+sod(n) for n = 91798058491 and 91798058500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91798058557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364718 + ... + 562685.

Almost surely, 2^91798058552 is an apocalyptic number.

It is an amenable number.

91798058552 is a deficient number, since it is larger than the sum of its proper divisors (80337397888).

91798058552 is a wasteful number, since it uses less digits than its factorization.

91798058552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939782 (or 939778 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 59.

The spelling of 91798058552 in words is "ninety-one billion, seven hundred ninety-eight million, fifty-eight thousand, five hundred fifty-two".