74773746131376 has 160 divisors (see below), whose sum is σ = 204740150275840. Its totient is φ = 23449672876032.

The previous prime is 74773746131347. The next prime is 74773746131417. The reversal of 74773746131376 is 67313164737747.

It is a super-2 number, since 2×74773746131376² (a number of 29 digits) contains 22 as substring.

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, 101193111 + ... + 101929353.

It is an arithmetic number, because the mean of its divisors is an integer number (1279625939224).

Almost surely, 2^{74773746131376} is an apocalyptic number.

74773746131376 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74773746131376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102370075137920).

74773746131376 is an abundant number, since it is smaller than the sum of its proper divisors (129966404144464).

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

74773746131376 is a wasteful number, since it uses less digits than its factorization.

74773746131376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737043 (or 737037 counting only the distinct ones).

The product of its digits is 261382464, while the sum is 66.

The spelling of 74773746131376 in words is "seventy-four trillion, seven hundred seventy-three billion, seven hundred forty-six million, one hundred thirty-one thousand, three hundred seventy-six".