2500479851 has 2 divisors, whose sum is σ = 2500479852. Its totient is φ = 2500479850.

The previous prime is 2500479841. The next prime is 2500479881. The reversal of 2500479851 is 1589740052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2500479851 - 2²⁶ = 2433370987 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2500479799 and 2500479808.

It is not a weakly prime, because it can be changed into another prime (2500479841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250239925 + 1250239926.

It is an arithmetic number, because the mean of its divisors is an integer number (1250239926).

Almost surely, 2^2500479851 is an apocalyptic number.

2500479851 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500479851 is an equidigital number, since it uses as much as digits as its factorization.

2500479851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 41.

The square root of 2500479851 is about 50004.7982797651. The cubic root of 2500479851 is about 1357.2956371429.

The spelling of 2500479851 in words is "two billion, five hundred million, four hundred seventy-nine thousand, eight hundred fifty-one".