53638844404 has 48 divisors (see below), whose sum is σ = 97401528000. Its totient is φ = 25829796096.

The previous prime is 53638844383. The next prime is 53638844419. The reversal of 53638844404 is 40444883635.

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, 9841072 + ... + 9846520.

It is an arithmetic number, because the mean of its divisors is an integer number (2029198500).

Almost surely, 2^53638844404 is an apocalyptic number.

It is an amenable number.

53638844404 is a deficient number, since it is larger than the sum of its proper divisors (43762683596).

53638844404 is a wasteful number, since it uses less digits than its factorization.

53638844404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352 (or 6350 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 49.

The spelling of 53638844404 in words is "fifty-three billion, six hundred thirty-eight million, eight hundred forty-four thousand, four hundred four".