2653294681 has 8 divisors (see below), whose sum is σ = 2749075200. Its totient is φ = 2558151120.

The previous prime is 2653294673. The next prime is 2653294733. The reversal of 2653294681 is 1864923562.

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 2653294681 - 2³ = 2653294673 is a prime.

It is a super-2 number, since 2×2653294681² = 14079945328445783522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2653294081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150751 + ... + 167428.

It is an arithmetic number, because the mean of its divisors is an integer number (343634400).

Almost surely, 2^2653294681 is an apocalyptic number.

It is an amenable number.

2653294681 is a deficient number, since it is larger than the sum of its proper divisors (95780519).

2653294681 is a wasteful number, since it uses less digits than its factorization.

2653294681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318479.

The product of its digits is 622080, while the sum is 46.

The square root of 2653294681 is about 51510.1415354297. The cubic root of 2653294681 is about 1384.4007592433.

The spelling of 2653294681 in words is "two billion, six hundred fifty-three million, two hundred ninety-four thousand, six hundred eighty-one".