75455684616 has 64 divisors (see below), whose sum is σ = 206182065600. Its totient is φ = 22870603008.

The previous prime is 75455684531. The next prime is 75455684627. The reversal of 75455684616 is 61648655457.

It is a happy number.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1783911 + ... + 1825718.

It is an arithmetic number, because the mean of its divisors is an integer number (3221594775).

Almost surely, 2^75455684616 is an apocalyptic number.

It is an amenable number.

75455684616 is an abundant number, since it is smaller than the sum of its proper divisors (130726380984).

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

75455684616 is a wasteful number, since it uses less digits than its factorization.

75455684616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3609718 (or 3609714 counting only the distinct ones).

The product of its digits is 24192000, while the sum is 57.

The spelling of 75455684616 in words is "seventy-five billion, four hundred fifty-five million, six hundred eighty-four thousand, six hundred sixteen".