2500479979 has 2 divisors, whose sum is σ = 2500479980. Its totient is φ = 2500479978.

The previous prime is 2500479967. The next prime is 2500480019. The reversal of 2500479979 is 9799740052.

It is a happy number.

2500479979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2500479979 - 2⁷ = 2500479851 is a prime.

It is not a weakly prime, because it can be changed into another prime (2500479929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250239989 + 1250239990.

It is an arithmetic number, because the mean of its divisors is an integer number (1250239990).

Almost surely, 2^2500479979 is an apocalyptic number.

2500479979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500479979 is an equidigital number, since it uses as much as digits as its factorization.

2500479979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1428840, while the sum is 52.

The square root of 2500479979 is about 50004.7995596423. The cubic root of 2500479979 is about 1357.2956603030.

The spelling of 2500479979 in words is "two billion, five hundred million, four hundred seventy-nine thousand, nine hundred seventy-nine".