7949534623 has 2 divisors, whose sum is σ = 7949534624. Its totient is φ = 7949534622.

The previous prime is 7949534617. The next prime is 7949534633. The reversal of 7949534623 is 3264359497.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7949534623 - 2²¹ = 7947437471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7949534633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3974767311 + 3974767312.

It is an arithmetic number, because the mean of its divisors is an integer number (3974767312).

Almost surely, 2^7949534623 is an apocalyptic number.

7949534623 is a deficient number, since it is larger than the sum of its proper divisors (1).

7949534623 is an equidigital number, since it uses as much as digits as its factorization.

7949534623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4898880, while the sum is 52.

The square root of 7949534623 is about 89160.1627578147. The cubic root of 7949534623 is about 1995.7856778987.

The spelling of 7949534623 in words is "seven billion, nine hundred forty-nine million, five hundred thirty-four thousand, six hundred twenty-three".