3268742623 has 2 divisors, whose sum is σ = 3268742624. Its totient is φ = 3268742622.

The previous prime is 3268742611. The next prime is 3268742707. The reversal of 3268742623 is 3262478623.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3268742623 - 2⁵ = 3268742591 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3268742623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3268742123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1634371311 + 1634371312.

It is an arithmetic number, because the mean of its divisors is an integer number (1634371312).

Almost surely, 2^3268742623 is an apocalyptic number.

3268742623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3268742623 is an equidigital number, since it uses as much as digits as its factorization.

3268742623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 43.

The square root of 3268742623 is about 57172.9186153724. The cubic root of 3268742623 is about 1484.0900111717.

The spelling of 3268742623 in words is "three billion, two hundred sixty-eight million, seven hundred forty-two thousand, six hundred twenty-three".