10320315031664 has 80 divisors (see below), whose sum is σ = 22030772190336. Its totient is φ = 4644357945600.

The previous prime is 10320315031661. The next prime is 10320315031673. The reversal of 10320315031664 is 46613051302301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320315031661) 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, 30660599 + ... + 30995369.

Almost surely, 2^{10320315031664} 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 10320315031664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11015386095168).

10320315031664 is an abundant number, since it is smaller than the sum of its proper divisors (11710457158672).

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

10320315031664 is a wasteful number, since it uses less digits than its factorization.

10320315031664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336534 (or 336528 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 10320315031664 its reverse (46613051302301), we get a palindrome (56933366333965).

The spelling of 10320315031664 in words is "ten trillion, three hundred twenty billion, three hundred fifteen million, thirty-one thousand, six hundred sixty-four".