53891374320 has 120 divisors (see below), whose sum is σ = 206840246496. Its totient is φ = 12318027264.

The previous prime is 53891374253. The next prime is 53891374379. The reversal of 53891374320 is 2347319835.

53891374320 is a `hidden beast` number, since 5 + 3 + 89 + 137 + 432 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5341327 + ... + 5351406.

Almost surely, 2^53891374320 is an apocalyptic number.

It is an amenable number.

53891374320 is an abundant number, since it is smaller than the sum of its proper divisors (152948872176).

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

53891374320 is a wasteful number, since it uses less digits than its factorization.

53891374320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10692759 (or 10692750 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 53891374320 in words is "fifty-three billion, eight hundred ninety-one million, three hundred seventy-four thousand, three hundred twenty".