1696405330931 has 4 divisors (see below), whose sum is σ = 1696846303152. Its totient is φ = 1695964358712.

The previous prime is 1696405330913. The next prime is 1696405330933. The reversal of 1696405330931 is 1390335046961.

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

It is a cyclic number.

It is not a de Polignac number, because 1696405330931 - 2²² = 1696401136627 is a prime.

It is a super-2 number, since 2×1696405330931² (a number of 25 digits) contains 22 as substring.

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 1696405330931.

It is not an unprimeable number, because it can be changed into a prime (1696405330933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220480340 + ... + 220488033.

It is an arithmetic number, because the mean of its divisors is an integer number (424211575788).

Almost surely, 2^{1696405330931} is an apocalyptic number.

1696405330931 is a deficient number, since it is larger than the sum of its proper divisors (440972221).

1696405330931 is an equidigital number, since it uses as much as digits as its factorization.

1696405330931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440972220.

The product of its (nonzero) digits is 1574640, while the sum is 50.

The spelling of 1696405330931 in words is "one trillion, six hundred ninety-six billion, four hundred five million, three hundred thirty thousand, nine hundred thirty-one".