73947674937 has 4 divisors (see below), whose sum is σ = 98596899920. Its totient is φ = 49298449956.

The previous prime is 73947674917. The next prime is 73947674951.

73947674937 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 73947674937 - 2²⁴ = 73930897721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73947674917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12324612487 + ... + 12324612492.

It is an arithmetic number, because the mean of its divisors is an integer number (24649224980).

Almost surely, 2^73947674937 is an apocalyptic number.

It is an amenable number.

73947674937 is a deficient number, since it is larger than the sum of its proper divisors (24649224983).

73947674937 is a wasteful number, since it uses less digits than its factorization.

73947674937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24649224982.

The product of its digits is 168031584, while the sum is 66.

The spelling of 73947674937 in words is "seventy-three billion, nine hundred forty-seven million, six hundred seventy-four thousand, nine hundred thirty-seven".