756496740722 has 6 divisors (see below), whose sum is σ = 1134746956143. Its totient is φ = 378247755342.

The previous prime is 756496740719. The next prime is 756496740733. The reversal of 756496740722 is 227047694657.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 378248370361 + 378248370361 = 615019^2 + 615019^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=615019.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 922529 + ... + 1537547.

Almost surely, 2^756496740722 is an apocalyptic number.

756496740722 is a deficient number, since it is larger than the sum of its proper divisors (378250215421).

756496740722 is an frugal number, since it uses more digits than its factorization.

756496740722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230040 (or 615021 counting only the distinct ones).

The product of its (nonzero) digits is 35562240, while the sum is 59.

The spelling of 756496740722 in words is "seven hundred fifty-six billion, four hundred ninety-six million, seven hundred forty thousand, seven hundred twenty-two".