74952913408 has 60 divisors (see below), whose sum is σ = 150356294550. Its totient is φ = 37327503360.

The previous prime is 74952913403. The next prime is 74952913421. The reversal of 74952913408 is 80431925947.

It can be written as a sum of positive squares in only one way, i.e., 60847075584 + 14105837824 = 246672^2 + 118768^2 .

It is not an unprimeable number, because it can be changed into a prime (74952913403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131265763 + ... + 131266333.

Almost surely, 2^74952913408 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 74952913408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75178147275).

74952913408 is an abundant number, since it is smaller than the sum of its proper divisors (75403381142).

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

74952913408 is an frugal number, since it uses more digits than its factorization.

74952913408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609 (or 1022 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 74952913408 in words is "seventy-four billion, nine hundred fifty-two million, nine hundred thirteen thousand, four hundred eight".