695641254966 has 48 divisors (see below), whose sum is σ = 1748249827584. Its totient is φ = 195788154672.

The previous prime is 695641254883. The next prime is 695641255009. The reversal of 695641254966 is 669452146596.

695641254966 is a `hidden beast` number, since 6 + 9 + 564 + 1 + 2 + 5 + 4 + 9 + 66 = 666.

It is a super-2 number, since 2×695641254966² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41192770 + ... + 41209653.

It is an arithmetic number, because the mean of its divisors is an integer number (36421871408).

Almost surely, 2^695641254966 is an apocalyptic number.

695641254966 is an abundant number, since it is smaller than the sum of its proper divisors (1052608572618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

695641254966 is a wasteful number, since it uses less digits than its factorization.

695641254966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82402505 (or 82402502 counting only the distinct ones).

The product of its digits is 83980800, while the sum is 63.

The spelling of 695641254966 in words is "six hundred ninety-five billion, six hundred forty-one million, two hundred fifty-four thousand, nine hundred sixty-six".