61573004332 has 24 divisors (see below), whose sum is σ = 124275794720. Its totient is φ = 26146333440.

The previous prime is 61573004329. The next prime is 61573004333. The reversal of 61573004332 is 23340037516.

It is not an unprimeable number, because it can be changed into a prime (61573004333) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10084269 + ... + 10090372.

Almost surely, 2^61573004332 is an apocalyptic number.

It is an amenable number.

61573004332 is an abundant number, since it is smaller than the sum of its proper divisors (62702790388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61573004332 is a wasteful number, since it uses less digits than its factorization.

61573004332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20174761 (or 20174759 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 34.

The spelling of 61573004332 in words is "sixty-one billion, five hundred seventy-three million, four thousand, three hundred thirty-two".