73950168644 has 24 divisors (see below), whose sum is σ = 141217694688. Its totient is φ = 33604165440.

The previous prime is 73950168631. The next prime is 73950168671. The reversal of 73950168644 is 44686105937.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80849 + ... + 392984.

It is an arithmetic number, because the mean of its divisors is an integer number (5884070612).

Almost surely, 2^73950168644 is an apocalyptic number.

It is an amenable number.

73950168644 is a deficient number, since it is larger than the sum of its proper divisors (67267526044).

73950168644 is a wasteful number, since it uses less digits than its factorization.

73950168644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477395 (or 477393 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 73950168644 in words is "seventy-three billion, nine hundred fifty million, one hundred sixty-eight thousand, six hundred forty-four".