53437561704 has 80 divisors (see below), whose sum is σ = 156182289120. Its totient is φ = 17038058400.

The previous prime is 53437561691. The next prime is 53437561729. The reversal of 53437561704 is 40716573435.

53437561704 is a `hidden beast` number, since 53 + 4 + 37 + 561 + 7 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 53437561704.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1777822 + ... + 1807629.

It is an arithmetic number, because the mean of its divisors is an integer number (1952278614).

Almost surely, 2^53437561704 is an apocalyptic number.

53437561704 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

53437561704 is an abundant number, since it is smaller than the sum of its proper divisors (102744727416).

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

53437561704 is a wasteful number, since it uses less digits than its factorization.

53437561704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3585492 (or 3585479 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 53437561704 in words is "fifty-three billion, four hundred thirty-seven million, five hundred sixty-one thousand, seven hundred four".