694973345911 has 24 divisors (see below), whose sum is σ = 774904803840. Its totient is φ = 622543798656.

The previous prime is 694973345909. The next prime is 694973345929. The reversal of 694973345911 is 119543379496.

It is not a de Polignac number, because 694973345911 - 2¹ = 694973345909 is a prime.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 694973345911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (694973345951) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2249805 + ... + 2539993.

It is an arithmetic number, because the mean of its divisors is an integer number (32287700160).

Almost surely, 2^694973345911 is an apocalyptic number.

694973345911 is a deficient number, since it is larger than the sum of its proper divisors (79931457929).

694973345911 is a wasteful number, since it uses less digits than its factorization.

694973345911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290635 (or 290622 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 61.

The spelling of 694973345911 in words is "six hundred ninety-four billion, nine hundred seventy-three million, three hundred forty-five thousand, nine hundred eleven".