75746720722 has 8 divisors (see below), whose sum is σ = 113796786096. Its totient is φ = 37814458692.

The previous prime is 75746720681. The next prime is 75746720759. The reversal of 75746720722 is 22702764757.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 29449228 + ... + 29451799.

It is an arithmetic number, because the mean of its divisors is an integer number (14224598262).

Almost surely, 2^75746720722 is an apocalyptic number.

75746720722 is a deficient number, since it is larger than the sum of its proper divisors (38050065374).

75746720722 is a wasteful number, since it uses less digits than its factorization.

75746720722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58901672.

The product of its (nonzero) digits is 2304960, while the sum is 49.

The spelling of 75746720722 in words is "seventy-five billion, seven hundred forty-six million, seven hundred twenty thousand, seven hundred twenty-two".