73949567965 has 32 divisors (see below), whose sum is σ = 110847985920. Its totient is φ = 46108998144.

The previous prime is 73949567947. The next prime is 73949568023. The reversal of 73949567965 is 56976594937.

It is a cyclic number.

It is not a de Polignac number, because 73949567965 - 2²¹ = 73947470813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73949567894 and 73949567903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1182400 + ... + 1243369.

It is an arithmetic number, because the mean of its divisors is an integer number (3463999560).

Almost surely, 2^73949567965 is an apocalyptic number.

It is an amenable number.

73949567965 is a deficient number, since it is larger than the sum of its proper divisors (36898417955).

73949567965 is a wasteful number, since it uses less digits than its factorization.

73949567965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2425861.

The product of its digits is 385786800, while the sum is 70.

The spelling of 73949567965 in words is "seventy-three billion, nine hundred forty-nine million, five hundred sixty-seven thousand, nine hundred sixty-five".