53618915804 has 6 divisors (see below), whose sum is σ = 93833102664. Its totient is φ = 26809457900.

The previous prime is 53618915803. The next prime is 53618915809. The reversal of 53618915804 is 40851981635.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53618915803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6702364472 + ... + 6702364479.

It is an arithmetic number, because the mean of its divisors is an integer number (15638850444).

Almost surely, 2^53618915804 is an apocalyptic number.

It is an amenable number.

53618915804 is a deficient number, since it is larger than the sum of its proper divisors (40214186860).

53618915804 is a wasteful number, since it uses less digits than its factorization.

53618915804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13404728955 (or 13404728953 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 50.

The spelling of 53618915804 in words is "fifty-three billion, six hundred eighteen million, nine hundred fifteen thousand, eight hundred four".