124489750449 has 32 divisors (see below), whose sum is σ = 177871800960. Its totient is φ = 77169754112.

The previous prime is 124489750403. The next prime is 124489750471. The reversal of 124489750449 is 944057984421.

It is a cyclic number.

It is not a de Polignac number, because 124489750449 - 2¹¹ = 124489748401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124489757449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5812849 + ... + 5834225.

It is an arithmetic number, because the mean of its divisors is an integer number (5558493780).

Almost surely, 2^124489750449 is an apocalyptic number.

It is an amenable number.

124489750449 is a deficient number, since it is larger than the sum of its proper divisors (53382050511).

124489750449 is a wasteful number, since it uses less digits than its factorization.

124489750449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22769.

The product of its (nonzero) digits is 11612160, while the sum is 57.

The spelling of 124489750449 in words is "one hundred twenty-four billion, four hundred eighty-nine million, seven hundred fifty thousand, four hundred forty-nine".