73079904272 has 10 divisors (see below), whose sum is σ = 141592314558. Its totient is φ = 36539952128.

The previous prime is 73079904263. The next prime is 73079904299. The reversal of 73079904272 is 27240997037.

It can be written as a sum of positive squares in only one way, i.e., 72858965776 + 220938496 = 269924^2 + 14864^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 73079904272.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2283746993 + ... + 2283747024.

Almost surely, 2^73079904272 is an apocalyptic number.

It is an amenable number.

73079904272 is a deficient number, since it is larger than the sum of its proper divisors (68512410286).

73079904272 is a wasteful number, since it uses less digits than its factorization.

73079904272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4567494025 (or 4567494019 counting only the distinct ones).

The product of its (nonzero) digits is 1333584, while the sum is 50.

The spelling of 73079904272 in words is "seventy-three billion, seventy-nine million, nine hundred four thousand, two hundred seventy-two".