2319791642 has 16 divisors (see below), whose sum is σ = 3982891392. Its totient is φ = 992670000.

The previous prime is 2319791611. The next prime is 2319791653. The reversal of 2319791642 is 2461979132.

It is a junction number, because it is equal to n+sod(n) for n = 2319791593 and 2319791602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117734 + ... + 136017.

It is an arithmetic number, because the mean of its divisors is an integer number (248930712).

Almost surely, 2^2319791642 is an apocalyptic number.

2319791642 is a deficient number, since it is larger than the sum of its proper divisors (1663099750).

2319791642 is a wasteful number, since it uses less digits than its factorization.

2319791642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254413.

The product of its digits is 163296, while the sum is 44.

The square root of 2319791642 is about 48164.2153678434. The cubic root of 2319791642 is about 1323.7815578534.

The spelling of 2319791642 in words is "two billion, three hundred nineteen million, seven hundred ninety-one thousand, six hundred forty-two".