699161856047 has 2 divisors, whose sum is σ = 699161856048. Its totient is φ = 699161856046.

The previous prime is 699161855989. The next prime is 699161856067. The reversal of 699161856047 is 740658161996.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-699161856047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (699161856067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349580928023 + 349580928024.

It is an arithmetic number, because the mean of its divisors is an integer number (349580928024).

Almost surely, 2^699161856047 is an apocalyptic number.

699161856047 is a deficient number, since it is larger than the sum of its proper divisors (1).

699161856047 is an equidigital number, since it uses as much as digits as its factorization.

699161856047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19595520, while the sum is 62.

The spelling of 699161856047 in words is "six hundred ninety-nine billion, one hundred sixty-one million, eight hundred fifty-six thousand, forty-seven".