2601619381292 has 18 divisors (see below), whose sum is σ = 4715241791988. Its totient is φ = 1255954182448.

The previous prime is 2601619381259. The next prime is 2601619381297. The reversal of 2601619381292 is 2921839161062.

It is a super-2 number, since 2×2601619381292² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2601619381292.

It is not an unprimeable number, because it can be changed into a prime (2601619381297) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 386682038 + ... + 386688765.

Almost surely, 2^{2601619381292} is an apocalyptic number.

It is an amenable number.

2601619381292 is a deficient number, since it is larger than the sum of its proper divisors (2113622410696).

2601619381292 is a wasteful number, since it uses less digits than its factorization.

2601619381292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773370865 (or 773370834 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 50.

The spelling of 2601619381292 in words is "two trillion, six hundred one billion, six hundred nineteen million, three hundred eighty-one thousand, two hundred ninety-two".