1696971078774 has 12 divisors (see below), whose sum is σ = 3676770670716. Its totient is φ = 565657026252.

The previous prime is 1696971078769. The next prime is 1696971078779. The reversal of 1696971078774 is 4778701796961.

It is an interprime number because it is at equal distance from previous prime (1696971078769) and next prime (1696971078779).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1696971078779) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47138085504 + ... + 47138085539.

It is an arithmetic number, because the mean of its divisors is an integer number (306397555893).

Almost surely, 2^{1696971078774} is an apocalyptic number.

1696971078774 is an abundant number, since it is smaller than the sum of its proper divisors (1979799591942).

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

1696971078774 is a wasteful number, since it uses less digits than its factorization.

1696971078774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94276171051 (or 94276171048 counting only the distinct ones).

The product of its (nonzero) digits is 224042112, while the sum is 72.

The spelling of 1696971078774 in words is "one trillion, six hundred ninety-six billion, nine hundred seventy-one million, seventy-eight thousand, seven hundred seventy-four".