2379999158909 has 4 divisors (see below), whose sum is σ = 2380004646240. Its totient is φ = 2379993671580.

The previous prime is 2379999158903. The next prime is 2379999158939. The reversal of 2379999158909 is 9098519999732.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2379999158909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2379999158903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2031449 + ... + 2981070.

It is an arithmetic number, because the mean of its divisors is an integer number (595001161560).

Almost surely, 2^{2379999158909} is an apocalyptic number.

It is an amenable number.

2379999158909 is a deficient number, since it is larger than the sum of its proper divisors (5487331).

2379999158909 is an equidigital number, since it uses as much as digits as its factorization.

2379999158909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5487330.

The product of its (nonzero) digits is 892820880, while the sum is 80.

The spelling of 2379999158909 in words is "two trillion, three hundred seventy-nine billion, nine hundred ninety-nine million, one hundred fifty-eight thousand, nine hundred nine".