2555810051 has 2 divisors, whose sum is σ = 2555810052. Its totient is φ = 2555810050.

The previous prime is 2555810021. The next prime is 2555810057. The reversal of 2555810051 is 1500185552.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2555810051 is a prime.

It is not a weakly prime, because it can be changed into another prime (2555810057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277905025 + 1277905026.

It is an arithmetic number, because the mean of its divisors is an integer number (1277905026).

Almost surely, 2^2555810051 is an apocalyptic number.

2555810051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555810051 is an equidigital number, since it uses as much as digits as its factorization.

2555810051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10000, while the sum is 32.

The square root of 2555810051 is about 50555.0200375789. The cubic root of 2555810051 is about 1367.2340256339.

The spelling of 2555810051 in words is "two billion, five hundred fifty-five million, eight hundred ten thousand, fifty-one".