74938139554 has 8 divisors (see below), whose sum is σ = 112410690048. Its totient is φ = 37467909540.

The previous prime is 74938139531. The next prime is 74938139599. The reversal of 74938139554 is 45593183947.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497002 + ... + 629989.

It is an arithmetic number, because the mean of its divisors is an integer number (14051336256).

Almost surely, 2^74938139554 is an apocalyptic number.

74938139554 is a deficient number, since it is larger than the sum of its proper divisors (37472550494).

74938139554 is a wasteful number, since it uses less digits than its factorization.

74938139554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160240.

The product of its digits is 16329600, while the sum is 58.

The spelling of 74938139554 in words is "seventy-four billion, nine hundred thirty-eight million, one hundred thirty-nine thousand, five hundred fifty-four".