124115400742 has 64 divisors (see below), whose sum is σ = 203793408000. Its totient is φ = 56467367424.

The previous prime is 124115400727. The next prime is 124115400743. The reversal of 124115400742 is 247004511421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124115400743) 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, 74632603 + ... + 74634265.

It is an arithmetic number, because the mean of its divisors is an integer number (3184272000).

Almost surely, 2^124115400742 is an apocalyptic number.

124115400742 is a deficient number, since it is larger than the sum of its proper divisors (79678007258).

124115400742 is a wasteful number, since it uses less digits than its factorization.

124115400742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2317.

The product of its (nonzero) digits is 8960, while the sum is 31.

The spelling of 124115400742 in words is "one hundred twenty-four billion, one hundred fifteen million, four hundred thousand, seven hundred forty-two".