331447590489 has 16 divisors (see below), whose sum is σ = 450132848640. Its totient is φ = 216875569680.

The previous prime is 331447590473. The next prime is 331447590571. The reversal of 331447590489 is 984095744133.

It is a happy number.

It is not a de Polignac number, because 331447590489 - 2⁴ = 331447590473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (331447590449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1372137 + ... + 1595510.

It is an arithmetic number, because the mean of its divisors is an integer number (28133303040).

Almost surely, 2^331447590489 is an apocalyptic number.

It is an amenable number.

331447590489 is a deficient number, since it is larger than the sum of its proper divisors (118685258151).

331447590489 is a wasteful number, since it uses less digits than its factorization.

331447590489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968340.

The product of its (nonzero) digits is 13063680, while the sum is 57.

The spelling of 331447590489 in words is "three hundred thirty-one billion, four hundred forty-seven million, five hundred ninety thousand, four hundred eighty-nine".