694173148697 has 12 divisors (see below), whose sum is σ = 807684846516. Its totient is φ = 594874909440.

The previous prime is 694173148679. The next prime is 694173148717. The reversal of 694173148697 is 796841371496.

It can be written as a sum of positive squares in 2 ways, for example, as 331794432256 + 362378716441 = 576016^2 + 601979^2 .

It is not a de Polignac number, because 694173148697 - 2¹⁴ = 694173132313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (694173048697) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1329548 + ... + 1776525.

It is an arithmetic number, because the mean of its divisors is an integer number (67307070543).

Almost surely, 2^694173148697 is an apocalyptic number.

It is an amenable number.

694173148697 is a deficient number, since it is larger than the sum of its proper divisors (113511697819).

694173148697 is a wasteful number, since it uses less digits than its factorization.

694173148697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3110648 (or 3110641 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 65.

The spelling of 694173148697 in words is "six hundred ninety-four billion, one hundred seventy-three million, one hundred forty-eight thousand, six hundred ninety-seven".