79648523 has 2 divisors, whose sum is σ = 79648524. Its totient is φ = 79648522.

The previous prime is 79648447. The next prime is 79648537. The reversal of 79648523 is 32584697.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79648523 - 2⁸ = 79648267 is a prime.

It is not a weakly prime, because it can be changed into another prime (79648573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39824261 + 39824262.

It is an arithmetic number, because the mean of its divisors is an integer number (39824262).

Almost surely, 2^79648523 is an apocalyptic number.

79648523 is a deficient number, since it is larger than the sum of its proper divisors (1).

79648523 is an equidigital number, since it uses as much as digits as its factorization.

79648523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 44.

The square root of 79648523 is about 8924.6021199827. The cubic root of 79648523 is about 430.2549830761.

The spelling of 79648523 in words is "seventy-nine million, six hundred forty-eight thousand, five hundred twenty-three".