331716396089 has 4 divisors (see below), whose sum is σ = 357233041956. Its totient is φ = 306199750224.

The previous prime is 331716396073. The next prime is 331716396097. The reversal of 331716396089 is 980693617133.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 110534306089 + 221182090000 = 332467^2 + 470300^2 .

It is a cyclic number.

It is not a de Polignac number, because 331716396089 - 2⁴ = 331716396073 is a prime.

It is a super-2 number, since 2×331716396089² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331716396029) 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, 12758322914 + ... + 12758322939.

It is an arithmetic number, because the mean of its divisors is an integer number (89308260489).

Almost surely, 2^331716396089 is an apocalyptic number.

It is an amenable number.

331716396089 is a deficient number, since it is larger than the sum of its proper divisors (25516645867).

331716396089 is a wasteful number, since it uses less digits than its factorization.

331716396089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25516645866.

The product of its (nonzero) digits is 4408992, while the sum is 56.

The spelling of 331716396089 in words is "three hundred thirty-one billion, seven hundred sixteen million, three hundred ninety-six thousand, eighty-nine".