695979992338 has 4 divisors (see below), whose sum is σ = 1043969988510. Its totient is φ = 347989996168.

The previous prime is 695979992329. The next prime is 695979992353. The reversal of 695979992338 is 833299979596.

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

It can be written as a sum of positive squares in only one way, i.e., 695460927249 + 519065089 = 833943^2 + 22783^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173994998083 + ... + 173994998086.

Almost surely, 2^695979992338 is an apocalyptic number.

695979992338 is a deficient number, since it is larger than the sum of its proper divisors (347989996172).

695979992338 is a wasteful number, since it uses less digits than its factorization.

695979992338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347989996171.

The product of its digits is 1785641760, while the sum is 79.

The spelling of 695979992338 in words is "six hundred ninety-five billion, nine hundred seventy-nine million, nine hundred ninety-two thousand, three hundred thirty-eight".