7999416959 has 2 divisors, whose sum is σ = 7999416960. Its totient is φ = 7999416958.

The previous prime is 7999416949. The next prime is 7999416977. The reversal of 7999416959 is 9596149997.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7999416959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7999416949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3999708479 + 3999708480.

It is an arithmetic number, because the mean of its divisors is an integer number (3999708480).

Almost surely, 2^7999416959 is an apocalyptic number.

7999416959 is a deficient number, since it is larger than the sum of its proper divisors (1).

7999416959 is an equidigital number, since it uses as much as digits as its factorization.

7999416959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49601160, while the sum is 68.

The square root of 7999416959 is about 89439.4597423307. The cubic root of 7999416959 is about 1999.9514120696.

The spelling of 7999416959 in words is "seven billion, nine hundred ninety-nine million, four hundred sixteen thousand, nine hundred fifty-nine".