2649000379 has 2 divisors, whose sum is σ = 2649000380. Its totient is φ = 2649000378.

The previous prime is 2649000371. The next prime is 2649000383. The reversal of 2649000379 is 9730009462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2649000379 - 2³ = 2649000371 is a prime.

It is not a weakly prime, because it can be changed into another prime (2649000371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324500189 + 1324500190.

It is an arithmetic number, because the mean of its divisors is an integer number (1324500190).

Almost surely, 2^2649000379 is an apocalyptic number.

2649000379 is a deficient number, since it is larger than the sum of its proper divisors (1).

2649000379 is an equidigital number, since it uses as much as digits as its factorization.

2649000379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 2649000379 is about 51468.4406116991. The cubic root of 2649000379 is about 1383.6534813798.

The spelling of 2649000379 in words is "two billion, six hundred forty-nine million, three hundred seventy-nine", and thus it is an aban number.