124342400039 has 32 divisors (see below), whose sum is σ = 150349893120. Its totient is φ = 101337667200.

The previous prime is 124342400029. The next prime is 124342400041. The reversal of 124342400039 is 930004243421.

It is not a de Polignac number, because 124342400039 - 2⁴ = 124342400023 is a prime.

It is a super-2 number, since 2×124342400039² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124342399978 and 124342400014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124342400029) 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, 588857 + ... + 771645.

It is an arithmetic number, because the mean of its divisors is an integer number (4698434160).

Almost surely, 2^124342400039 is an apocalyptic number.

124342400039 is a deficient number, since it is larger than the sum of its proper divisors (26007493081).

124342400039 is a wasteful number, since it uses less digits than its factorization.

124342400039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182951.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 124342400039 in words is "one hundred twenty-four billion, three hundred forty-two million, four hundred thousand, thirty-nine".