129582000623 has 2 divisors, whose sum is σ = 129582000624. Its totient is φ = 129582000622.

The previous prime is 129582000619. The next prime is 129582000629. The reversal of 129582000623 is 326000285921.

It is a weak prime.

It is an emirp because it is prime and its reverse (326000285921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 129582000623 - 2² = 129582000619 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129582000629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64791000311 + 64791000312.

It is an arithmetic number, because the mean of its divisors is an integer number (64791000312).

Almost surely, 2^129582000623 is an apocalyptic number.

129582000623 is a deficient number, since it is larger than the sum of its proper divisors (1).

129582000623 is an equidigital number, since it uses as much as digits as its factorization.

129582000623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 129582000623 in words is "one hundred twenty-nine billion, five hundred eighty-two million, six hundred twenty-three", and thus it is an aban number.