402791531159 has 2 divisors, whose sum is σ = 402791531160. Its totient is φ = 402791531158.

The previous prime is 402791531101. The next prime is 402791531189. The reversal of 402791531159 is 951135197204.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402791531159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402791531189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201395765579 + 201395765580.

It is an arithmetic number, because the mean of its divisors is an integer number (201395765580).

Almost surely, 2^402791531159 is an apocalyptic number.

402791531159 is a deficient number, since it is larger than the sum of its proper divisors (1).

402791531159 is an equidigital number, since it uses as much as digits as its factorization.

402791531159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 47.

The spelling of 402791531159 in words is "four hundred two billion, seven hundred ninety-one million, five hundred thirty-one thousand, one hundred fifty-nine".