2652646897 has 2 divisors, whose sum is σ = 2652646898. Its totient is φ = 2652646896.

The previous prime is 2652646891. The next prime is 2652646939. The reversal of 2652646897 is 7986462562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1545354721 + 1107292176 = 39311^2 + 33276^2 .

It is a cyclic number.

It is not a de Polignac number, because 2652646897 - 2⁷ = 2652646769 is a prime.

It is not a weakly prime, because it can be changed into another prime (2652646891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1326323448 + 1326323449.

It is an arithmetic number, because the mean of its divisors is an integer number (1326323449).

Almost surely, 2^2652646897 is an apocalyptic number.

It is an amenable number.

2652646897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2652646897 is an equidigital number, since it uses as much as digits as its factorization.

2652646897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 55.

The square root of 2652646897 is about 51503.8532247831. The cubic root of 2652646897 is about 1384.2880860374.

The spelling of 2652646897 in words is "two billion, six hundred fifty-two million, six hundred forty-six thousand, eight hundred ninety-seven".