74631365952 has 224 divisors, whose sum is σ = 233688599424. Its totient is φ = 20722483200.

The previous prime is 74631365909. The next prime is 74631365957. The reversal of 74631365952 is 25956313647.

It is a happy number.

It is a super-2 number, since 2×74631365952² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74631365895 and 74631365904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74631365957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3751552 + ... + 3771392.

It is an arithmetic number, because the mean of its divisors is an integer number (1043252676).

Almost surely, 2^74631365952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74631365952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116844299712).

74631365952 is an abundant number, since it is smaller than the sum of its proper divisors (159057233472).

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

74631365952 is a wasteful number, since it uses less digits than its factorization.

74631365952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20017 (or 20007 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 51.

The spelling of 74631365952 in words is "seventy-four billion, six hundred thirty-one million, three hundred sixty-five thousand, nine hundred fifty-two".