10500605999 has 8 divisors (see below), whose sum is σ = 11397388800. Its totient is φ = 9616543776.

The previous prime is 10500605953. The next prime is 10500606029. The reversal of 10500605999 is 99950600501.

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

It is a cyclic number.

It is not a de Polignac number, because 10500605999 - 2²⁰ = 10499557423 is a prime.

It is a super-2 number, since 2×10500605999² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10500608999) 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, 3178424 + ... + 3181725.

It is an arithmetic number, because the mean of its divisors is an integer number (1424673600).

Almost surely, 2^10500605999 is an apocalyptic number.

10500605999 is a deficient number, since it is larger than the sum of its proper divisors (896782801).

10500605999 is a wasteful number, since it uses less digits than its factorization.

10500605999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6360289.

The product of its (nonzero) digits is 109350, while the sum is 44.

The spelling of 10500605999 in words is "ten billion, five hundred million, six hundred five thousand, nine hundred ninety-nine".