73679072971 has 4 divisors (see below), whose sum is σ = 84204654832. Its totient is φ = 63153491112.

The previous prime is 73679072933. The next prime is 73679072977. The reversal of 73679072971 is 17927097637.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73679072971 - 2¹⁵ = 73679040203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73679072977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5262790920 + ... + 5262790933.

It is an arithmetic number, because the mean of its divisors is an integer number (21051163708).

Almost surely, 2^73679072971 is an apocalyptic number.

73679072971 is a deficient number, since it is larger than the sum of its proper divisors (10525581861).

73679072971 is a wasteful number, since it uses less digits than its factorization.

73679072971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10525581860.

The product of its (nonzero) digits is 7001316, while the sum is 58.

The spelling of 73679072971 in words is "seventy-three billion, six hundred seventy-nine million, seventy-two thousand, nine hundred seventy-one".