124400144421099 has 16 divisors (see below), whose sum is σ = 184355560846240. Its totient is φ = 82906856847360.

The previous prime is 124400144421053. The next prime is 124400144421107. The reversal of 124400144421099 is 990124441004421.

124400144421099 is a `hidden beast` number, since 1 + 2 + 4 + 400 + 144 + 4 + 2 + 10 + 99 = 666.

It is not a de Polignac number, because 124400144421099 - 2²⁰ = 124400143372523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124400144421029) 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, 738046582 + ... + 738215115.

It is an arithmetic number, because the mean of its divisors is an integer number (11522222552890).

Almost surely, 2^{124400144421099} is an apocalyptic number.

124400144421099 is a deficient number, since it is larger than the sum of its proper divisors (59955416425141).

124400144421099 is a wasteful number, since it uses less digits than its factorization.

124400144421099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476264827 (or 1476264821 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 124400144421099 in words is "one hundred twenty-four trillion, four hundred billion, one hundred forty-four million, four hundred twenty-one thousand, ninety-nine".