1696425495961 has 45 divisors (see below), whose sum is σ = 2090181773781. Its totient is φ = 1376563856472.

The previous prime is 1696425495959. The next prime is 1696425495971. The reversal of 1696425495961 is 1695945246961.

The square root of 1696425495961 is 1302469.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1696425495961 - 2¹ = 1696425495959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1696425495971) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1212597940 + ... + 1212599338.

Almost surely, 2^{1696425495961} is an apocalyptic number.

1696425495961 is the 1302469-th square number.

1696425495961 is the 651235-th centered octagonal number.

It is an amenable number.

1696425495961 is a deficient number, since it is larger than the sum of its proper divisors (393756277820).

1696425495961 is an frugal number, since it uses more digits than its factorization.

1696425495961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864 (or 1425 counting only the distinct ones).

The product of its digits is 125971200, while the sum is 67.

The spelling of 1696425495961 in words is "one trillion, six hundred ninety-six billion, four hundred twenty-five million, four hundred ninety-five thousand, nine hundred sixty-one".