2506455983 has 2 divisors, whose sum is σ = 2506455984. Its totient is φ = 2506455982.

The previous prime is 2506455977. The next prime is 2506456009. The reversal of 2506455983 is 3895546052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2506455983 - 2⁴ = 2506455967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2506455943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253227991 + 1253227992.

It is an arithmetic number, because the mean of its divisors is an integer number (1253227992).

Almost surely, 2^2506455983 is an apocalyptic number.

2506455983 is a deficient number, since it is larger than the sum of its proper divisors (1).

2506455983 is an equidigital number, since it uses as much as digits as its factorization.

2506455983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The square root of 2506455983 is about 50064.5182040135. The cubic root of 2506455983 is about 1358.3760863489.

The spelling of 2506455983 in words is "two billion, five hundred six million, four hundred fifty-five thousand, nine hundred eighty-three".