144402039099 has 24 divisors (see below), whose sum is σ = 219591786960. Its totient is φ = 91187525952.

The previous prime is 144402038999. The next prime is 144402039107. The reversal of 144402039099 is 990930204441.

144402039099 is a `hidden beast` number, since 14 + 440 + 20 + 3 + 90 + 99 = 666.

It is not a de Polignac number, because 144402039099 - 2²⁸ = 144133603643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144402034099) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1139017 + ... + 1259429.

It is an arithmetic number, because the mean of its divisors is an integer number (9149657790).

Almost surely, 2^144402039099 is an apocalyptic number.

144402039099 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

144402039099 is a deficient number, since it is larger than the sum of its proper divisors (75189747861).

144402039099 is a wasteful number, since it uses less digits than its factorization.

144402039099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127451 (or 127448 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 144402039099 in words is "one hundred forty-four billion, four hundred two million, thirty-nine thousand, ninety-nine".