53212644504 has 48 divisors (see below), whose sum is σ = 149087156400. Its totient is φ = 17125907904.

The previous prime is 53212644487. The next prime is 53212644547. The reversal of 53212644504 is 40544621235.

53212644504 is a `hidden beast` number, since 5 + 3 + 2 + 1 + 2 + 644 + 5 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12740404 + ... + 12744579.

It is an arithmetic number, because the mean of its divisors is an integer number (3105982425).

Almost surely, 2^53212644504 is an apocalyptic number.

It is an amenable number.

53212644504 is an abundant number, since it is smaller than the sum of its proper divisors (95874511896).

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

53212644504 is a wasteful number, since it uses less digits than its factorization.

53212644504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25485024 (or 25485017 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 53212644504 in words is "fifty-three billion, two hundred twelve million, six hundred forty-four thousand, five hundred four".