74988979634 has 8 divisors (see below), whose sum is σ = 114162327408. Its totient is φ = 36934870500.

The previous prime is 74988979627. The next prime is 74988979649. The reversal of 74988979634 is 43697988947.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279809492 + ... + 279809759.

It is an arithmetic number, because the mean of its divisors is an integer number (14270290926).

Almost surely, 2^74988979634 is an apocalyptic number.

74988979634 is a deficient number, since it is larger than the sum of its proper divisors (39173347774).

74988979634 is a wasteful number, since it uses less digits than its factorization.

74988979634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559619320.

The product of its digits is 658409472, while the sum is 74.

The spelling of 74988979634 in words is "seventy-four billion, nine hundred eighty-eight million, nine hundred seventy-nine thousand, six hundred thirty-four".