2319690129891 has 8 divisors (see below), whose sum is σ = 3122948524800. Its totient is φ = 1531445910792.

The previous prime is 2319690129881. The next prime is 2319690129893. The reversal of 2319690129891 is 1989210969132.

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

It is not a de Polignac number, because 2319690129891 - 2¹⁰ = 2319690128867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2319690129893) 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, 3753543591 + ... + 3753544208.

It is an arithmetic number, because the mean of its divisors is an integer number (390368565600).

Almost surely, 2^{2319690129891} is an apocalyptic number.

2319690129891 is a deficient number, since it is larger than the sum of its proper divisors (803258394909).

2319690129891 is a wasteful number, since it uses less digits than its factorization.

2319690129891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7507087905.

The product of its (nonzero) digits is 3779136, while the sum is 60.

The spelling of 2319690129891 in words is "two trillion, three hundred nineteen billion, six hundred ninety million, one hundred twenty-nine thousand, eight hundred ninety-one".