124997738049 has 48 divisors (see below), whose sum is σ = 190321522560. Its totient is φ = 78898659840.

The previous prime is 124997738039. The next prime is 124997738081. The reversal of 124997738049 is 940837799421.

124997738049 is a `hidden beast` number, since 1 + 2 + 499 + 77 + 38 + 0 + 49 = 666.

It is not a de Polignac number, because 124997738049 - 2⁵ = 124997738017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124997738009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20089759 + ... + 20095979.

It is an arithmetic number, because the mean of its divisors is an integer number (3965031720).

Almost surely, 2^124997738049 is an apocalyptic number.

It is an amenable number.

124997738049 is a deficient number, since it is larger than the sum of its proper divisors (65323784511).

124997738049 is a wasteful number, since it uses less digits than its factorization.

124997738049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7222 (or 7219 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 63.

The spelling of 124997738049 in words is "one hundred twenty-four billion, nine hundred ninety-seven million, seven hundred thirty-eight thousand, forty-nine".