32313023616 has 64 divisors (see below), whose sum is σ = 85932266400. Its totient is φ = 10758359040.

The previous prime is 32313023563. The next prime is 32313023621. The reversal of 32313023616 is 61632031323.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280876 + ... + 378836.

Almost surely, 2^32313023616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32313023616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42966133200).

32313023616 is an abundant number, since it is smaller than the sum of its proper divisors (53619242784).

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

32313023616 is an equidigital number, since it uses as much as digits as its factorization.

32313023616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98837 (or 98825 counting only the distinct ones).

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

Adding to 32313023616 its reverse (61632031323), we get a palindrome (93945054939).

The spelling of 32313023616 in words is "thirty-two billion, three hundred thirteen million, twenty-three thousand, six hundred sixteen".