124243044256 has 24 divisors (see below), whose sum is σ = 258991935300. Its totient is φ = 58467314688.

The previous prime is 124243044253. The next prime is 124243044259. The reversal of 124243044256 is 652440342421.

It is an interprime number because it is at equal distance from previous prime (124243044253) and next prime (124243044259).

It can be written as a sum of positive squares in 2 ways, for example, as 120728451600 + 3514592656 = 347460^2 + 59284^2 .

It is not an unprimeable number, because it can be changed into a prime (124243044253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114193431 + ... + 114194518.

Almost surely, 2^124243044256 is an apocalyptic number.

124243044256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

124243044256 is an abundant number, since it is smaller than the sum of its proper divisors (134748891044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124243044256 is a wasteful number, since it uses less digits than its factorization.

124243044256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228387976 (or 228387968 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 124243044256 its reverse (652440342421), we get a palindrome (776683386677).

The spelling of 124243044256 in words is "one hundred twenty-four billion, two hundred forty-three million, forty-four thousand, two hundred fifty-six".