749615428922 has 8 divisors (see below), whose sum is σ = 1124427122676. Its totient is φ = 374806388032.

The previous prime is 749615428921. The next prime is 749615428949. The reversal of 749615428922 is 229824516947.

It can be written as a sum of positive squares in 2 ways, for example, as 675636324841 + 73979104081 = 821971^2 + 271991^2 .

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

It is not an unprimeable number, because it can be changed into a prime (749615428921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357218 + ... + 1275474.

Almost surely, 2^749615428922 is an apocalyptic number.

749615428922 is a deficient number, since it is larger than the sum of its proper divisors (374811693754).

749615428922 is a wasteful number, since it uses less digits than its factorization.

749615428922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326432.

The product of its digits is 17418240, while the sum is 59.

The spelling of 749615428922 in words is "seven hundred forty-nine billion, six hundred fifteen million, four hundred twenty-eight thousand, nine hundred twenty-two".