100434401999 has 8 divisors (see below), whose sum is σ = 100737347328. Its totient is φ = 100131535000.

The previous prime is 100434401959. The next prime is 100434402023. The reversal of 100434401999 is 999104434001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100434401999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100434401909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3478874 + ... + 3507624.

It is an arithmetic number, because the mean of its divisors is an integer number (12592168416).

Almost surely, 2^100434401999 is an apocalyptic number.

100434401999 is a deficient number, since it is larger than the sum of its proper divisors (302945329).

100434401999 is a wasteful number, since it uses less digits than its factorization.

100434401999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39165.

The product of its (nonzero) digits is 139968, while the sum is 44.

The spelling of 100434401999 in words is "one hundred billion, four hundred thirty-four million, four hundred one thousand, nine hundred ninety-nine".