74074081926 has 64 divisors (see below), whose sum is σ = 162329207040. Its totient is φ = 22394551680.

The previous prime is 74074081919. The next prime is 74074081931. The reversal of 74074081926 is 62918047047.

It is a super-2 number, since 2×74074081926² (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 (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18419796 + ... + 18423816.

It is an arithmetic number, because the mean of its divisors is an integer number (2536393860).

Almost surely, 2^74074081926 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74074081926, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81164603520).

74074081926 is an abundant number, since it is smaller than the sum of its proper divisors (88255125114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74074081926 is a wasteful number, since it uses less digits than its factorization.

74074081926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8101.

The product of its (nonzero) digits is 677376, while the sum is 48.

The spelling of 74074081926 in words is "seventy-four billion, seventy-four million, eighty-one thousand, nine hundred twenty-six".