53708432318 has 32 divisors (see below), whose sum is σ = 82342334592. Its totient is φ = 26268700000.

The previous prime is 53708432317. The next prime is 53708432321. The reversal of 53708432318 is 81323480735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53708432311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7204493 + ... + 7211943.

It is an arithmetic number, because the mean of its divisors is an integer number (2573197956).

Almost surely, 2^53708432318 is an apocalyptic number.

53708432318 is a deficient number, since it is larger than the sum of its proper divisors (28633902274).

53708432318 is a wasteful number, since it uses less digits than its factorization.

53708432318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7960.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 53708432318 in words is "fifty-three billion, seven hundred eight million, four hundred thirty-two thousand, three hundred eighteen".