2261299459392 has 84 divisors (see below), whose sum is σ = 6499661819040. Its totient is φ = 751666789632.

The previous prime is 2261299459387. The next prime is 2261299459427. The reversal of 2261299459392 is 2939549921622.

2261299459392 is a `hidden beast` number, since 2 + 2 + 6 + 1 + 2 + 99 + 459 + 3 + 92 = 666.

It is a super-2 number, since 2×2261299459392² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5260998 + ... + 5674565.

Almost surely, 2^{2261299459392} is an apocalyptic number.

It is an amenable number.

2261299459392 is an abundant number, since it is smaller than the sum of its proper divisors (4238362359648).

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

2261299459392 is a wasteful number, since it uses less digits than its factorization.

2261299459392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10935940 (or 10935927 counting only the distinct ones).

The product of its digits is 37791360, while the sum is 63.

The spelling of 2261299459392 in words is "two trillion, two hundred sixty-one billion, two hundred ninety-nine million, four hundred fifty-nine thousand, three hundred ninety-two".