74452394376 has 256 divisors, whose sum is σ = 219960576000. Its totient is φ = 23293267200.

The previous prime is 74452394369. The next prime is 74452394381. The reversal of 74452394376 is 67349325447.

It is a happy number.

74452394376 is a `hidden beast` number, since 7 + 4 + 4 + 523 + 9 + 43 + 76 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 70839051 + ... + 70840101.

It is an arithmetic number, because the mean of its divisors is an integer number (859221000).

Almost surely, 2^74452394376 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 74452394376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109980288000).

74452394376 is an abundant number, since it is smaller than the sum of its proper divisors (145508181624).

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

74452394376 is a wasteful number, since it uses less digits than its factorization.

74452394376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401 (or 1391 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 54.

The spelling of 74452394376 in words is "seventy-four billion, four hundred fifty-two million, three hundred ninety-four thousand, three hundred seventy-six".