748277931122 has 18 divisors (see below), whose sum is σ = 1132646936967. Its totient is φ = 370759494336.

The previous prime is 748277931109. The next prime is 748277931131. The reversal of 748277931122 is 221139772847.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 20667225121 + 727610706001 = 143761^2 + 853001^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=611669.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 138234488 + ... + 138239900.

Almost surely, 2^748277931122 is an apocalyptic number.

748277931122 is a deficient number, since it is larger than the sum of its proper divisors (384369005845).

748277931122 is an frugal number, since it uses more digits than its factorization.

748277931122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11054 (or 5528 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 53.

The spelling of 748277931122 in words is "seven hundred forty-eight billion, two hundred seventy-seven million, nine hundred thirty-one thousand, one hundred twenty-two".