53991936604 has 6 divisors (see below), whose sum is σ = 94485889064. Its totient is φ = 26995968300.

The previous prime is 53991936589. The next prime is 53991936617. The reversal of 53991936604 is 40663919935.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6748992072 + ... + 6748992079.

Almost surely, 2^53991936604 is an apocalyptic number.

It is an amenable number.

53991936604 is a deficient number, since it is larger than the sum of its proper divisors (40493952460).

53991936604 is a wasteful number, since it uses less digits than its factorization.

53991936604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13497984155 (or 13497984153 counting only the distinct ones).

The product of its (nonzero) digits is 4723920, while the sum is 55.

The spelling of 53991936604 in words is "fifty-three billion, nine hundred ninety-one million, nine hundred thirty-six thousand, six hundred four".