2494664951 has 2 divisors, whose sum is σ = 2494664952. Its totient is φ = 2494664950.

The previous prime is 2494664933. The next prime is 2494664971. The reversal of 2494664951 is 1594664942.

2494664951 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 a de Polignac number, because none of the positive numbers 2^k-2494664951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2494664951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2494664971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247332475 + 1247332476.

It is an arithmetic number, because the mean of its divisors is an integer number (1247332476).

Almost surely, 2^2494664951 is an apocalyptic number.

2494664951 is a deficient number, since it is larger than the sum of its proper divisors (1).

2494664951 is an equidigital number, since it uses as much as digits as its factorization.

2494664951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1866240, while the sum is 50.

The square root of 2494664951 is about 49946.6210168416. The cubic root of 2494664951 is about 1356.2426839957.

Subtracting from 2494664951 its reverse (1594664942), we obtain a palindrome (900000009).

The spelling of 2494664951 in words is "two billion, four hundred ninety-four million, six hundred sixty-four thousand, nine hundred fifty-one".