90320343718 has 32 divisors (see below), whose sum is σ = 154725500160. Its totient is φ = 39141732960.

The previous prime is 90320343713. The next prime is 90320343721. The reversal of 90320343718 is 81734302309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90320343713) 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, 135373 + ... + 446056.

It is an arithmetic number, because the mean of its divisors is an integer number (4835171880).

Almost surely, 2^90320343718 is an apocalyptic number.

90320343718 is a deficient number, since it is larger than the sum of its proper divisors (64405156442).

90320343718 is a wasteful number, since it uses less digits than its factorization.

90320343718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581772.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 90320343718 in words is "ninety billion, three hundred twenty million, three hundred forty-three thousand, seven hundred eighteen".