124275612638 has 16 divisors (see below), whose sum is σ = 196406885376. Its totient is φ = 58859110200.

The previous prime is 124275612631. The next prime is 124275612667. The reversal of 124275612638 is 836216572421.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 124275612592 and 124275612601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124275612631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13110038 + ... + 13119513.

It is an arithmetic number, because the mean of its divisors is an integer number (12275430336).

Almost surely, 2^124275612638 is an apocalyptic number.

124275612638 is a deficient number, since it is larger than the sum of its proper divisors (72131272738).

124275612638 is a wasteful number, since it uses less digits than its factorization.

124275612638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26229679.

The product of its digits is 967680, while the sum is 47.

The spelling of 124275612638 in words is "one hundred twenty-four billion, two hundred seventy-five million, six hundred twelve thousand, six hundred thirty-eight".