10571009999 has 12 divisors (see below), whose sum is σ = 11816321160. Its totient is φ = 9447121200.

The previous prime is 10571009983. The next prime is 10571010017. The reversal of 10571009999 is 99990017501.

It is not a de Polignac number, because 10571009999 - 2⁴ = 10571009983 is a prime.

It is a super-2 number, since 2×10571009999² (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 (10571009959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 733232 + ... + 747509.

It is an arithmetic number, because the mean of its divisors is an integer number (984693430).

Almost surely, 2^10571009999 is an apocalyptic number.

10571009999 is a deficient number, since it is larger than the sum of its proper divisors (1245311161).

10571009999 is a wasteful number, since it uses less digits than its factorization.

10571009999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480822 (or 1480811 counting only the distinct ones).

The product of its (nonzero) digits is 229635, while the sum is 50.

The spelling of 10571009999 in words is "ten billion, five hundred seventy-one million, nine thousand, nine hundred ninety-nine".