53613431635 has 16 divisors (see below), whose sum is σ = 64880557056. Its totient is φ = 42528181248.

The previous prime is 53613431587. The next prime is 53613431693.

It is a happy number.

53613431635 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 53613431635 - 2¹⁷ = 53613300563 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 1104639 + ... + 1152151.

It is an arithmetic number, because the mean of its divisors is an integer number (4055034816).

Almost surely, 2^53613431635 is an apocalyptic number.

53613431635 is a deficient number, since it is larger than the sum of its proper divisors (11267125421).

53613431635 is a wasteful number, since it uses less digits than its factorization.

53613431635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49422.

The product of its digits is 291600, while the sum is 40.

The spelling of 53613431635 in words is "fifty-three billion, six hundred thirteen million, four hundred thirty-one thousand, six hundred thirty-five".