2656533479 has 2 divisors, whose sum is σ = 2656533480. Its totient is φ = 2656533478.

The previous prime is 2656533443. The next prime is 2656533491. The reversal of 2656533479 is 9743356562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2656533479 - 2⁸ = 2656533223 is a prime.

It is a super-3 number, since 3×2656533479³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2656533409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328266739 + 1328266740.

It is an arithmetic number, because the mean of its divisors is an integer number (1328266740).

Almost surely, 2^2656533479 is an apocalyptic number.

2656533479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2656533479 is an equidigital number, since it uses as much as digits as its factorization.

2656533479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 50.

The square root of 2656533479 is about 51541.5703971076. The cubic root of 2656533479 is about 1384.9638291587.

The spelling of 2656533479 in words is "two billion, six hundred fifty-six million, five hundred thirty-three thousand, four hundred seventy-nine".