91895004252 has 48 divisors (see below), whose sum is σ = 238322375200. Its totient is φ = 30621888000.

The previous prime is 91895004239. The next prime is 91895004353. The reversal of 91895004252 is 25240059819.

It is a happy number.

91895004252 is a `hidden beast` number, since 91 + 8 + 9 + 500 + 4 + 2 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 91895004198 and 91895004207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208002 + ... + 476502.

Almost surely, 2^91895004252 is an apocalyptic number.

It is an amenable number.

91895004252 is an abundant number, since it is smaller than the sum of its proper divisors (146427370948).

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

91895004252 is a wasteful number, since it uses less digits than its factorization.

91895004252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271683 (or 271675 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 91895004252 in words is "ninety-one billion, eight hundred ninety-five million, four thousand, two hundred fifty-two".