53044551252 has 72 divisors (see below), whose sum is σ = 167170715712. Its totient is φ = 13777804800.

The previous prime is 53044551247. The next prime is 53044551271. The reversal of 53044551252 is 25215544035.

53044551252 is a `hidden beast` number, since 53 + 0 + 4 + 4 + 551 + 2 + 52 = 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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9565149 + ... + 9570692.

It is an arithmetic number, because the mean of its divisors is an integer number (2321815496).

Almost surely, 2^53044551252 is an apocalyptic number.

It is an amenable number.

53044551252 is an abundant number, since it is smaller than the sum of its proper divisors (114126164460).

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

53044551252 is a wasteful number, since it uses less digits than its factorization.

53044551252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19135869 (or 19135864 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 53044551252 in words is "fifty-three billion, forty-four million, five hundred fifty-one thousand, two hundred fifty-two".