12099570349 has 16 divisors (see below), whose sum is σ = 12486039552. Its totient is φ = 11719127808.

The previous prime is 12099570341. The next prime is 12099570377. The reversal of 12099570349 is 94307599021.

It is a cyclic number.

It is not a de Polignac number, because 12099570349 - 2³ = 12099570341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12099570341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1809877 + ... + 1816549.

It is an arithmetic number, because the mean of its divisors is an integer number (780377472).

Almost surely, 2^12099570349 is an apocalyptic number.

It is an amenable number.

12099570349 is a deficient number, since it is larger than the sum of its proper divisors (386469203).

12099570349 is a wasteful number, since it uses less digits than its factorization.

12099570349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7116.

The product of its (nonzero) digits is 612360, while the sum is 49.

The spelling of 12099570349 in words is "twelve billion, ninety-nine million, five hundred seventy thousand, three hundred forty-nine".