124276720042 has 16 divisors (see below), whose sum is σ = 194906839680. Its totient is φ = 59318516752.

The previous prime is 124276720039. The next prime is 124276720067. The reversal of 124276720042 is 240027672421.

It is a junction number, because it is equal to n+sod(n) for n = 124276719983 and 124276720010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2662417 + ... + 2708692.

It is an arithmetic number, because the mean of its divisors is an integer number (12181677480).

Almost surely, 2^124276720042 is an apocalyptic number.

124276720042 is a deficient number, since it is larger than the sum of its proper divisors (70630119638).

124276720042 is a wasteful number, since it uses less digits than its factorization.

124276720042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5371637.

The product of its (nonzero) digits is 75264, while the sum is 37.

The spelling of 124276720042 in words is "one hundred twenty-four billion, two hundred seventy-six million, seven hundred twenty thousand, forty-two".