2319619395961 has 8 divisors (see below), whose sum is σ = 2651045347520. Its totient is φ = 1988206382448.

The previous prime is 2319619395889. The next prime is 2319619396019. The reversal of 2319619395961 is 1695939169132.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2319619395961 - 2⁷ = 2319619395833 is a prime.

It is a super-2 number, since 2×2319619395961² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2319619395893 and 2319619395902.

It is not an unprimeable number, because it can be changed into a prime (2319619395361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2847231 + ... + 3570148.

It is an arithmetic number, because the mean of its divisors is an integer number (331380668440).

Almost surely, 2^{2319619395961} is an apocalyptic number.

It is an amenable number.

2319619395961 is a deficient number, since it is larger than the sum of its proper divisors (331425951559).

2319619395961 is an equidigital number, since it uses as much as digits as its factorization.

2319619395961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6469023.

The product of its digits is 21257640, while the sum is 64.

The spelling of 2319619395961 in words is "two trillion, three hundred nineteen billion, six hundred nineteen million, three hundred ninety-five thousand, nine hundred sixty-one".