124440123404 has 24 divisors (see below), whose sum is σ = 227352611808. Its totient is φ = 59484951680.

The previous prime is 124440123371. The next prime is 124440123413. The reversal of 124440123404 is 404321044421.

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, 154937 + ... + 522384.

It is an arithmetic number, because the mean of its divisors is an integer number (9473025492).

Almost surely, 2^124440123404 is an apocalyptic number.

It is an amenable number.

124440123404 is a deficient number, since it is larger than the sum of its proper divisors (102912488404).

124440123404 is a wasteful number, since it uses less digits than its factorization.

124440123404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679345 (or 679343 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 124440123404 its reverse (404321044421), we get a palindrome (528761167825).

The spelling of 124440123404 in words is "one hundred twenty-four billion, four hundred forty million, one hundred twenty-three thousand, four hundred four".