2620738499 has 2 divisors, whose sum is σ = 2620738500. Its totient is φ = 2620738498.

The previous prime is 2620738493. The next prime is 2620738507. The reversal of 2620738499 is 9948370262.

2620738499 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 2620738499 - 2²⁸ = 2352303043 is a prime.

It is not a weakly prime, because it can be changed into another prime (2620738493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310369249 + 1310369250.

It is an arithmetic number, because the mean of its divisors is an integer number (1310369250).

Almost surely, 2^2620738499 is an apocalyptic number.

2620738499 is a deficient number, since it is larger than the sum of its proper divisors (1).

2620738499 is an equidigital number, since it uses as much as digits as its factorization.

2620738499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The square root of 2620738499 is about 51193.1489459283. The cubic root of 2620738499 is about 1378.7151976392.

The spelling of 2620738499 in words is "two billion, six hundred twenty million, seven hundred thirty-eight thousand, four hundred ninety-nine".