2309790309208 has 16 divisors (see below), whose sum is σ = 4423002720480. Its totient is φ = 1130322917088.

The previous prime is 2309790309157. The next prime is 2309790309251. The reversal of 2309790309208 is 8029030979032.

It is a super-2 number, since 2×2309790309208² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3071529291 + ... + 3071530042.

It is an arithmetic number, because the mean of its divisors is an integer number (276437670030).

Almost surely, 2^{2309790309208} is an apocalyptic number.

It is an amenable number.

2309790309208 is a deficient number, since it is larger than the sum of its proper divisors (2113212411272).

2309790309208 is a wasteful number, since it uses less digits than its factorization.

2309790309208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6143059386 (or 6143059382 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 2309790309208 in words is "two trillion, three hundred nine billion, seven hundred ninety million, three hundred nine thousand, two hundred eight".