123676487807 has 2 divisors, whose sum is σ = 123676487808. Its totient is φ = 123676487806.

The previous prime is 123676487797. The next prime is 123676487821. The reversal of 123676487807 is 708784676321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123676487807 - 2⁶ = 123676487743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123676487707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61838243903 + 61838243904.

It is an arithmetic number, because the mean of its divisors is an integer number (61838243904).

Almost surely, 2^123676487807 is an apocalyptic number.

123676487807 is a deficient number, since it is larger than the sum of its proper divisors (1).

123676487807 is an equidigital number, since it uses as much as digits as its factorization.

123676487807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18966528, while the sum is 59.

The spelling of 123676487807 in words is "one hundred twenty-three billion, six hundred seventy-six million, four hundred eighty-seven thousand, eight hundred seven".