53287946691264 has 112 divisors (see below), whose sum is σ = 157105569964000. Its totient is φ = 17711752854528.

The previous prime is 53287946691257. The next prime is 53287946691283. The reversal of 53287946691264 is 46219664978235.

53287946691264 is a `hidden beast` number, since 5 + 3 + 2 + 8 + 79 + 466 + 91 + 2 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 53287946691192 and 53287946691201.

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, 43577347 + ... + 44783490.

It is an arithmetic number, because the mean of its divisors is an integer number (1402728303250).

Almost surely, 2^{53287946691264} is an apocalyptic number.

53287946691264 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

53287946691264 is an abundant number, since it is smaller than the sum of its proper divisors (103817623272736).

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

53287946691264 is a wasteful number, since it uses less digits than its factorization.

53287946691264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88361207 (or 88361191 counting only the distinct ones).

The product of its digits is 940584960, while the sum is 72.

The spelling of 53287946691264 in words is "fifty-three trillion, two hundred eighty-seven billion, nine hundred forty-six million, six hundred ninety-one thousand, two hundred sixty-four".