53210639958 has 32 divisors (see below), whose sum is σ = 122261114880. Its totient is φ = 15123440640.

The previous prime is 53210639929. The next prime is 53210640013. The reversal of 53210639958 is 85993601235.

It is a self number, because there is not a number n which added to its sum of digits gives 53210639958.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3308523 + ... + 3324566.

It is an arithmetic number, because the mean of its divisors is an integer number (3820659840).

Almost surely, 2^53210639958 is an apocalyptic number.

53210639958 is an abundant number, since it is smaller than the sum of its proper divisors (69050474922).

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

53210639958 is a wasteful number, since it uses less digits than its factorization.

53210639958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6633292.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 53210639958 in words is "fifty-three billion, two hundred ten million, six hundred thirty-nine thousand, nine hundred fifty-eight".