10400430999 has 16 divisors (see below), whose sum is σ = 15849962240. Its totient is φ = 5942471040.

The previous prime is 10400430967. The next prime is 10400431001. The reversal of 10400430999 is 99903400401.

It is not a de Polignac number, because 10400430999 - 2⁵ = 10400430967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10400438999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236832 + ... + 277290.

It is an arithmetic number, because the mean of its divisors is an integer number (990622640).

Almost surely, 2^10400430999 is an apocalyptic number.

10400430999 is a deficient number, since it is larger than the sum of its proper divisors (5449531241).

10400430999 is a wasteful number, since it uses less digits than its factorization.

10400430999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52710.

The product of its (nonzero) digits is 34992, while the sum is 39.

The spelling of 10400430999 in words is "ten billion, four hundred million, four hundred thirty thousand, nine hundred ninety-nine".