74489835632 has 20 divisors (see below), whose sum is σ = 144600027000. Its totient is φ = 37173699648.

The previous prime is 74489835587. The next prime is 74489835671. The reversal of 74489835632 is 23653898447.

It is a super-2 number, since 2×74489835632² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 4442507 + ... + 4459242.

It is an arithmetic number, because the mean of its divisors is an integer number (7230001350).

Almost surely, 2^74489835632 is an apocalyptic number.

It is an amenable number.

74489835632 is a deficient number, since it is larger than the sum of its proper divisors (70110191368).

74489835632 is a wasteful number, since it uses less digits than its factorization.

74489835632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8902280 (or 8902274 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 59.

The spelling of 74489835632 in words is "seventy-four billion, four hundred eighty-nine million, eight hundred thirty-five thousand, six hundred thirty-two".