75216690580 has 24 divisors (see below), whose sum is σ = 157961327328. Its totient is φ = 30085480608.

The previous prime is 75216690541. The next prime is 75216690583. The reversal of 75216690580 is 8509661257.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75216690583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581827 + ... + 699253.

It is an arithmetic number, because the mean of its divisors is an integer number (6581721972).

Almost surely, 2^75216690580 is an apocalyptic number.

It is an amenable number.

75216690580 is an abundant number, since it is smaller than the sum of its proper divisors (82744636748).

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

75216690580 is a wasteful number, since it uses less digits than its factorization.

75216690580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149463 (or 149461 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 75216690580 in words is "seventy-five billion, two hundred sixteen million, six hundred ninety thousand, five hundred eighty".