30523625623 has 2 divisors, whose sum is σ = 30523625624. Its totient is φ = 30523625622.

The previous prime is 30523625617. The next prime is 30523625683. The reversal of 30523625623 is 32652632503.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30523625623 - 2⁵ = 30523625591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30523625683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15261812811 + 15261812812.

It is an arithmetic number, because the mean of its divisors is an integer number (15261812812).

Almost surely, 2^30523625623 is an apocalyptic number.

30523625623 is a deficient number, since it is larger than the sum of its proper divisors (1).

30523625623 is an equidigital number, since it uses as much as digits as its factorization.

30523625623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 37.

The spelling of 30523625623 in words is "thirty billion, five hundred twenty-three million, six hundred twenty-five thousand, six hundred twenty-three".