74925308542 has 16 divisors (see below), whose sum is σ = 128447441280. Its totient is φ = 32109832728.

The previous prime is 74925308531. The next prime is 74925308669. The reversal of 74925308542 is 24580352947.

It is a happy number.

It is a super-2 number, since 2×74925308542² (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, 527809 + ... + 654547.

It is an arithmetic number, because the mean of its divisors is an integer number (8027965080).

Almost surely, 2^74925308542 is an apocalyptic number.

74925308542 is a deficient number, since it is larger than the sum of its proper divisors (53522132738).

74925308542 is a wasteful number, since it uses less digits than its factorization.

74925308542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168975.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 74925308542 in words is "seventy-four billion, nine hundred twenty-five million, three hundred eight thousand, five hundred forty-two".