53215520254 has 16 divisors (see below), whose sum is σ = 85993327728. Its totient is φ = 24552496512.

The previous prime is 53215520251. The next prime is 53215520263. The reversal of 53215520254 is 45202551235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53215520251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277932 + ... + 428575.

It is an arithmetic number, because the mean of its divisors is an integer number (5374582983).

Almost surely, 2^53215520254 is an apocalyptic number.

53215520254 is a deficient number, since it is larger than the sum of its proper divisors (32777807474).

53215520254 is a wasteful number, since it uses less digits than its factorization.

53215520254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709419.

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 53215520254 in words is "fifty-three billion, two hundred fifteen million, five hundred twenty thousand, two hundred fifty-four".