951315968887 has 2 divisors, whose sum is σ = 951315968888. Its totient is φ = 951315968886.

The previous prime is 951315968881. The next prime is 951315968903. The reversal of 951315968887 is 788869513159.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-951315968887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (951315968881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 475657984443 + 475657984444.

It is an arithmetic number, because the mean of its divisors is an integer number (475657984444).

Almost surely, 2^951315968887 is an apocalyptic number.

951315968887 is a deficient number, since it is larger than the sum of its proper divisors (1).

951315968887 is an equidigital number, since it uses as much as digits as its factorization.

951315968887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 130636800, while the sum is 70.

The spelling of 951315968887 in words is "nine hundred fifty-one billion, three hundred fifteen million, nine hundred sixty-eight thousand, eight hundred eighty-seven".