964339043520 has 224 divisors, whose sum is σ = 3073311933120. Its totient is φ = 256190054400.

The previous prime is 964339043497. The next prime is 964339043527. The reversal of 964339043520 is 25340933469.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 964339043520.

It is not an unprimeable number, because it can be changed into a prime (964339043527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 550106964 + ... + 550108716.

Almost surely, 2^964339043520 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 964339043520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1536655966560).

964339043520 is an abundant number, since it is smaller than the sum of its proper divisors (2108972889600).

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

964339043520 is a wasteful number, since it uses less digits than its factorization.

964339043520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3603 (or 3593 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 48.

Adding to 964339043520 its reverse (25340933469), we get a palindrome (989679976989).

The spelling of 964339043520 in words is "nine hundred sixty-four billion, three hundred thirty-nine million, forty-three thousand, five hundred twenty".