74799711252 has 384 divisors, whose sum is σ = 244500480000. Its totient is φ = 19292442624.

The previous prime is 74799711227. The next prime is 74799711277. The reversal of 74799711252 is 25211799747.

74799711252 is a `hidden beast` number, since 7 + 479 + 9 + 7 + 112 + 52 = 666.

It is an interprime number because it is at equal distance from previous prime (74799711227) and next prime (74799711277).

It is a Harshad number since it is a multiple of its sum of digits (54).

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 127 ways as a sum of consecutive naturals, for example, 32906788 + ... + 32909060.

It is an arithmetic number, because the mean of its divisors is an integer number (636720000).

Almost surely, 2^74799711252 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 74799711252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122250240000).

74799711252 is an abundant number, since it is smaller than the sum of its proper divisors (169700768748).

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

74799711252 is a wasteful number, since it uses less digits than its factorization.

74799711252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2420 (or 2412 counting only the distinct ones).

The product of its digits is 2222640, while the sum is 54.

The spelling of 74799711252 in words is "seventy-four billion, seven hundred ninety-nine million, seven hundred eleven thousand, two hundred fifty-two".