10406709999 has 12 divisors (see below), whose sum is σ = 17179330896. Its totient is φ = 5946691392.

The previous prime is 10406709991. The next prime is 10406710031. The reversal of 10406709999 is 99990760401.

It is not a de Polignac number, because 10406709999 - 2³ = 10406709991 is a prime.

It is a super-2 number, since 2×10406709999² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10406709991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82592874 + ... + 82592999.

It is an arithmetic number, because the mean of its divisors is an integer number (1431610908).

Almost surely, 2^10406709999 is an apocalyptic number.

10406709999 is a deficient number, since it is larger than the sum of its proper divisors (6772620897).

10406709999 is a wasteful number, since it uses less digits than its factorization.

10406709999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165185886 (or 165185883 counting only the distinct ones).

The product of its (nonzero) digits is 1102248, while the sum is 54.

The spelling of 10406709999 in words is "ten billion, four hundred six million, seven hundred nine thousand, nine hundred ninety-nine".