2273297826989 has 8 divisors (see below), whose sum is σ = 2687642751360. Its totient is φ = 1881349925616.

The previous prime is 2273297826929. The next prime is 2273297827027. The reversal of 2273297826989 is 9896287923722.

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

It is a de Polignac number, because none of the positive numbers 2^k-2273297826989 is a prime.

It is a super-2 number, since 2×2273297826989² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273297826929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5599255529 + ... + 5599255934.

It is an arithmetic number, because the mean of its divisors is an integer number (335955343920).

Almost surely, 2^{2273297826989} is an apocalyptic number.

2273297826989 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2273297826989 is a deficient number, since it is larger than the sum of its proper divisors (414344924371).

2273297826989 is a wasteful number, since it uses less digits than its factorization.

2273297826989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11198511499.

The product of its digits is 658409472, while the sum is 74.

The spelling of 2273297826989 in words is "two trillion, two hundred seventy-three billion, two hundred ninety-seven million, eight hundred twenty-six thousand, nine hundred eighty-nine".