144634907099 has 4 divisors (see below), whose sum is σ = 144641835480. Its totient is φ = 144627978720.

The previous prime is 144634907069. The next prime is 144634907107. The reversal of 144634907099 is 990709436441.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144634907099 - 2²⁴ = 144618129883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144634907069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3432782 + ... + 3474659.

It is an arithmetic number, because the mean of its divisors is an integer number (36160458870).

Almost surely, 2^144634907099 is an apocalyptic number.

144634907099 is a deficient number, since it is larger than the sum of its proper divisors (6928381).

144634907099 is an equidigital number, since it uses as much as digits as its factorization.

144634907099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6928380.

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 144634907099 in words is "one hundred forty-four billion, six hundred thirty-four million, nine hundred seven thousand, ninety-nine".