73874427992 has 16 divisors (see below), whose sum is σ = 138876215040. Its totient is φ = 36840770656.

The previous prime is 73874427959. The next prime is 73874428003. The reversal of 73874427992 is 29972447837.

It is a super-2 number, since 2×73874427992² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12052163 + ... + 12058290.

It is an arithmetic number, because the mean of its divisors is an integer number (8679763440).

Almost surely, 2^73874427992 is an apocalyptic number.

It is an amenable number.

73874427992 is a deficient number, since it is larger than the sum of its proper divisors (65001787048).

73874427992 is a wasteful number, since it uses less digits than its factorization.

73874427992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24110842 (or 24110838 counting only the distinct ones).

The product of its digits is 42674688, while the sum is 62.

The spelling of 73874427992 in words is "seventy-three billion, eight hundred seventy-four million, four hundred twenty-seven thousand, nine hundred ninety-two".