695690055646 has 4 divisors (see below), whose sum is σ = 1043535083472. Its totient is φ = 347845027822.

The previous prime is 695690055601. The next prime is 695690055659. The reversal of 695690055646 is 646550096596.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173922513910 + ... + 173922513913.

It is an arithmetic number, because the mean of its divisors is an integer number (260883770868).

Almost surely, 2^695690055646 is an apocalyptic number.

695690055646 is a deficient number, since it is larger than the sum of its proper divisors (347845027826).

695690055646 is a wasteful number, since it uses less digits than its factorization.

695690055646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347845027825.

The product of its (nonzero) digits is 52488000, while the sum is 61.

The spelling of 695690055646 in words is "six hundred ninety-five billion, six hundred ninety million, fifty-five thousand, six hundred forty-six".