124221180644 has 48 divisors (see below), whose sum is σ = 249692647680. Its totient is φ = 53479182240.

The previous prime is 124221180593. The next prime is 124221180647. The reversal of 124221180644 is 446081122421.

It is not an unprimeable number, because it can be changed into a prime (124221180647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3865547 + ... + 3897549.

It is an arithmetic number, because the mean of its divisors is an integer number (5201930160).

Almost surely, 2^124221180644 is an apocalyptic number.

It is an amenable number.

124221180644 is an abundant number, since it is smaller than the sum of its proper divisors (125471467036).

124221180644 is a wasteful number, since it uses less digits than its factorization.

124221180644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36680 (or 36678 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 35.

The spelling of 124221180644 in words is "one hundred twenty-four billion, two hundred twenty-one million, one hundred eighty thousand, six hundred forty-four".