73418801564 has 6 divisors (see below), whose sum is σ = 128482902744. Its totient is φ = 36709400780.

The previous prime is 73418801549. The next prime is 73418801689. The reversal of 73418801564 is 46510881437.

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, 9177350192 + ... + 9177350199.

It is an arithmetic number, because the mean of its divisors is an integer number (21413817124).

Almost surely, 2^73418801564 is an apocalyptic number.

It is an amenable number.

73418801564 is a deficient number, since it is larger than the sum of its proper divisors (55064101180).

73418801564 is a wasteful number, since it uses less digits than its factorization.

73418801564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18354700395 (or 18354700393 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 73418801564 in words is "seventy-three billion, four hundred eighteen million, eight hundred one thousand, five hundred sixty-four".