74546189332 has 12 divisors (see below), whose sum is σ = 130457791296. Its totient is φ = 37272534680.

The previous prime is 74546189329. The next prime is 74546189357. The reversal of 74546189332 is 23398164547.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 74546189332.

It is a congruent number.

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, 350373 + ... + 521395.

It is an arithmetic number, because the mean of its divisors is an integer number (10871482608).

Almost surely, 2^74546189332 is an apocalyptic number.

It is an amenable number.

74546189332 is a deficient number, since it is larger than the sum of its proper divisors (55911601964).

74546189332 is a wasteful number, since it uses less digits than its factorization.

74546189332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279998 (or 279996 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The spelling of 74546189332 in words is "seventy-four billion, five hundred forty-six million, one hundred eighty-nine thousand, three hundred thirty-two".