2450399647 has 2 divisors, whose sum is σ = 2450399648. Its totient is φ = 2450399646.

The previous prime is 2450399587. The next prime is 2450399713. The reversal of 2450399647 is 7469930542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2450399647 - 2⁷ = 2450399519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2450399647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2450397647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1225199823 + 1225199824.

It is an arithmetic number, because the mean of its divisors is an integer number (1225199824).

Almost surely, 2^2450399647 is an apocalyptic number.

2450399647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2450399647 is an equidigital number, since it uses as much as digits as its factorization.

2450399647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The square root of 2450399647 is about 49501.5115627796. The cubic root of 2450399647 is about 1348.1730471299.

The spelling of 2450399647 in words is "two billion, four hundred fifty million, three hundred ninety-nine thousand, six hundred forty-seven".