97572530733680 has 80 divisors (see below), whose sum is σ = 227075748096960. Its totient is φ = 38991243608064.

The previous prime is 97572530733661. The next prime is 97572530733701. The reversal of 97572530733680 is 8633703527579.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 444345194 + ... + 444564726.

It is an arithmetic number, because the mean of its divisors is an integer number (2838446851212).

Almost surely, 2^{97572530733680} is an apocalyptic number.

It is an amenable number.

97572530733680 is an abundant number, since it is smaller than the sum of its proper divisors (129503217363280).

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

97572530733680 is a wasteful number, since it uses less digits than its factorization.

97572530733680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224898 (or 224892 counting only the distinct ones).

The product of its (nonzero) digits is 200037600, while the sum is 65.

The spelling of 97572530733680 in words is "ninety-seven trillion, five hundred seventy-two billion, five hundred thirty million, seven hundred thirty-three thousand, six hundred eighty".