53240644134 has 24 divisors (see below), whose sum is σ = 115448485152. Its totient is φ = 17732457360.

The previous prime is 53240644073. The next prime is 53240644147. The reversal of 53240644134 is 43144604235.

53240644134 is a `hidden beast` number, since 5 + 3 + 2 + 4 + 0 + 644 + 1 + 3 + 4 = 666.

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, 1179229 + ... + 1223544.

It is an arithmetic number, because the mean of its divisors is an integer number (4810353548).

Almost surely, 2^53240644134 is an apocalyptic number.

53240644134 is an abundant number, since it is smaller than the sum of its proper divisors (62207841018).

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

53240644134 is a wasteful number, since it uses less digits than its factorization.

53240644134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404012 (or 2404009 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The spelling of 53240644134 in words is "fifty-three billion, two hundred forty million, six hundred forty-four thousand, one hundred thirty-four".