750726607122 has 54 divisors (see below), whose sum is σ = 1633798343541. Its totient is φ = 249135722160.

The previous prime is 750726607117. The next prime is 750726607133. The reversal of 750726607122 is 221706627057.

750726607122 is a `hidden beast` number, since 7 + 5 + 0 + 7 + 26 + 607 + 12 + 2 = 666.

750726607122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 725714868321 + 25011738801 = 851889^2 + 158151^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=612669.

It is a super-2 number, since 2×750726607122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1628473972 + ... + 1628474432.

Almost surely, 2^750726607122 is an apocalyptic number.

750726607122 is an abundant number, since it is smaller than the sum of its proper divisors (883071736419).

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

750726607122 is an frugal number, since it uses more digits than its factorization.

750726607122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816 (or 909 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The spelling of 750726607122 in words is "seven hundred fifty billion, seven hundred twenty-six million, six hundred seven thousand, one hundred twenty-two".