124790508049 has 9 divisors (see below), whose sum is σ = 130460575273. Its totient is φ = 119357062132.

The previous prime is 124790507939. The next prime is 124790508053. The reversal of 124790508049 is 940805097421.

The square root of 124790508049 is 353257.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 124790508049 - 2⁹ = 124790507537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124790507993 and 124790508011.

It is not an unprimeable number, because it can be changed into a prime (124790508749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8117232 + ... + 8132590.

Almost surely, 2^124790508049 is an apocalyptic number.

124790508049 is the 353257-th square number.

124790508049 is the 176629-th centered octagonal number.

It is an amenable number.

124790508049 is a deficient number, since it is larger than the sum of its proper divisors (5670067224).

124790508049 is an frugal number, since it uses more digits than its factorization.

124790508049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30764 (or 15382 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 49.

Multiplying 124790508049 by its sum of digits (49), we get a square (6114734894401 = 2472799²).

The spelling of 124790508049 in words is "one hundred twenty-four billion, seven hundred ninety million, five hundred eight thousand, forty-nine".