124704081644 has 12 divisors (see below), whose sum is σ = 218242962168. Its totient is φ = 62348949600.

The previous prime is 124704081631. The next prime is 124704081709. The reversal of 124704081644 is 446180407421.

It is a happy number.

It is a super-2 number, since 2×124704081644² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680822 + ... + 844349.

It is an arithmetic number, because the mean of its divisors is an integer number (18186913514).

Almost surely, 2^124704081644 is an apocalyptic number.

It is an amenable number.

124704081644 is a deficient number, since it is larger than the sum of its proper divisors (93538880524).

124704081644 is a wasteful number, since it uses less digits than its factorization.

124704081644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545616 (or 1545614 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 41.

The spelling of 124704081644 in words is "one hundred twenty-four billion, seven hundred four million, eighty-one thousand, six hundred forty-four".