2619381026568 has 32 divisors (see below), whose sum is σ = 6579487899360. Its totient is φ = 868988964480.

The previous prime is 2619381026527. The next prime is 2619381026611. The reversal of 2619381026568 is 8656201839162.

It is a super-2 number, since 2×2619381026568² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258622605 + ... + 258632732.

It is an arithmetic number, because the mean of its divisors is an integer number (205608996855).

Almost surely, 2^{2619381026568} is an apocalyptic number.

It is an amenable number.

2619381026568 is an abundant number, since it is smaller than the sum of its proper divisors (3960106872792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2619381026568 is a wasteful number, since it uses less digits than its factorization.

2619381026568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517255557 (or 517255553 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 57.

The spelling of 2619381026568 in words is "two trillion, six hundred nineteen billion, three hundred eighty-one million, twenty-six thousand, five hundred sixty-eight".