124224036772 has 36 divisors (see below), whose sum is σ = 239071955500. Its totient is φ = 56437032960.

The previous prime is 124224036737. The next prime is 124224036773. The reversal of 124224036772 is 277630422421.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 63597778596 + 60626258176 = 252186^2 + 246224^2 .

It is a super-2 number, since 2×124224036772² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124224036773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 912604 + ... + 1039852.

Almost surely, 2^124224036772 is an apocalyptic number.

It is an amenable number.

124224036772 is a deficient number, since it is larger than the sum of its proper divisors (114847918728).

124224036772 is a wasteful number, since it uses less digits than its factorization.

124224036772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129292 (or 129279 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 124224036772 in words is "one hundred twenty-four billion, two hundred twenty-four million, thirty-six thousand, seven hundred seventy-two".