74242411252 has 24 divisors (see below), whose sum is σ = 139946429952. Its totient is φ = 34361844000.

The previous prime is 74242411247. The next prime is 74242411319. The reversal of 74242411252 is 25211424247.

It is a super-2 number, since 2×74242411252² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13012999 + ... + 13018702.

It is an arithmetic number, because the mean of its divisors is an integer number (5831101248).

Almost surely, 2^74242411252 is an apocalyptic number.

It is an amenable number.

74242411252 is a deficient number, since it is larger than the sum of its proper divisors (65704018700).

74242411252 is a wasteful number, since it uses less digits than its factorization.

74242411252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26031759 (or 26031757 counting only the distinct ones).

The product of its digits is 35840, while the sum is 34.

Adding to 74242411252 its reverse (25211424247), we get a palindrome (99453835499).

The spelling of 74242411252 in words is "seventy-four billion, two hundred forty-two million, four hundred eleven thousand, two hundred fifty-two".