695629663 has 2 divisors, whose sum is σ = 695629664. Its totient is φ = 695629662.

The previous prime is 695629643. The next prime is 695629709. The reversal of 695629663 is 366926596.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 695629663 - 2¹³ = 695621471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 695629663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (695629603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347814831 + 347814832.

It is an arithmetic number, because the mean of its divisors is an integer number (347814832).

Almost surely, 2^695629663 is an apocalyptic number.

695629663 is a deficient number, since it is larger than the sum of its proper divisors (1).

695629663 is an equidigital number, since it uses as much as digits as its factorization.

695629663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3149280, while the sum is 52.

The square root of 695629663 is about 26374.7921887548. The cubic root of 695629663 is about 886.0523143750.

The spelling of 695629663 in words is "six hundred ninety-five million, six hundred twenty-nine thousand, six hundred sixty-three".