2552335861 has 2 divisors, whose sum is σ = 2552335862. Its totient is φ = 2552335860.

The previous prime is 2552335853. The next prime is 2552335867. The reversal of 2552335861 is 1685332552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2539555236 + 12780625 = 50394^2 + 3575^2 .

It is a cyclic number.

It is not a de Polignac number, because 2552335861 - 2³ = 2552335853 is a prime.

It is a super-2 number, since 2×2552335861² = 13028836694693222642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2552335867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276167930 + 1276167931.

It is an arithmetic number, because the mean of its divisors is an integer number (1276167931).

Almost surely, 2^2552335861 is an apocalyptic number.

It is an amenable number.

2552335861 is a deficient number, since it is larger than the sum of its proper divisors (1).

2552335861 is an equidigital number, since it uses as much as digits as its factorization.

2552335861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 40.

The square root of 2552335861 is about 50520.6478679757. The cubic root of 2552335861 is about 1366.6142371783.

The spelling of 2552335861 in words is "two billion, five hundred fifty-two million, three hundred thirty-five thousand, eight hundred sixty-one".