74452173764 has 6 divisors (see below), whose sum is σ = 130291304094. Its totient is φ = 37226086880.

The previous prime is 74452173749. The next prime is 74452173793. The reversal of 74452173764 is 46737125447.

It can be written as a sum of positive squares in only one way, i.e., 38340772864 + 36111400900 = 195808^2 + 190030^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9306521717 + ... + 9306521724.

It is an arithmetic number, because the mean of its divisors is an integer number (21715217349).

Almost surely, 2^74452173764 is an apocalyptic number.

It is an amenable number.

74452173764 is a deficient number, since it is larger than the sum of its proper divisors (55839130330).

74452173764 is a wasteful number, since it uses less digits than its factorization.

74452173764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18613043445 (or 18613043443 counting only the distinct ones).

The product of its digits is 3951360, while the sum is 50.

The spelling of 74452173764 in words is "seventy-four billion, four hundred fifty-two million, one hundred seventy-three thousand, seven hundred sixty-four".