31343300166 has 32 divisors (see below), whose sum is σ = 66071777760. Its totient is φ = 9897165824.

The previous prime is 31343300147. The next prime is 31343300171. The reversal of 31343300166 is 66100334313.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1690155 + ... + 1708598.

It is an arithmetic number, because the mean of its divisors is an integer number (2064743055).

Almost surely, 2^31343300166 is an apocalyptic number.

31343300166 is an abundant number, since it is smaller than the sum of its proper divisors (34728477594).

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

31343300166 is a wasteful number, since it uses less digits than its factorization.

31343300166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398840.

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 31343300166 its reverse (66100334313), we get a palindrome (97443634479).

The spelling of 31343300166 in words is "thirty-one billion, three hundred forty-three million, three hundred thousand, one hundred sixty-six".