158788780907 has 2 divisors, whose sum is σ = 158788780908. Its totient is φ = 158788780906.

The previous prime is 158788780903. The next prime is 158788780939. The reversal of 158788780907 is 709087887851.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 158788780907 - 2² = 158788780903 is a prime.

It is not a weakly prime, because it can be changed into another prime (158788780903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79394390453 + 79394390454.

It is an arithmetic number, because the mean of its divisors is an integer number (79394390454).

Almost surely, 2^158788780907 is an apocalyptic number.

158788780907 is a deficient number, since it is larger than the sum of its proper divisors (1).

158788780907 is an equidigital number, since it uses as much as digits as its factorization.

158788780907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63221760, while the sum is 68.

The spelling of 158788780907 in words is "one hundred fifty-eight billion, seven hundred eighty-eight million, seven hundred eighty thousand, nine hundred seven".