53140021470 has 48 divisors (see below), whose sum is σ = 140505833520. Its totient is φ = 13930490112.

The previous prime is 53140021469. The next prime is 53140021531. The reversal of 53140021470 is 7412004135.

53140021470 is a `hidden beast` number, since 53 + 140 + 0 + 2 + 1 + 470 = 666.

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, 4998459 + ... + 5009078.

It is an arithmetic number, because the mean of its divisors is an integer number (2927204865).

Almost surely, 2^53140021470 is an apocalyptic number.

53140021470 is an abundant number, since it is smaller than the sum of its proper divisors (87365812050).

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

53140021470 is a wasteful number, since it uses less digits than its factorization.

53140021470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10007609 (or 10007606 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The spelling of 53140021470 in words is "fifty-three billion, one hundred forty million, twenty-one thousand, four hundred seventy".