464533445064 has 128 divisors (see below), whose sum is σ = 1260275143680. Its totient is φ = 141837696000.

The previous prime is 464533445029. The next prime is 464533445083. The reversal of 464533445064 is 460544335464.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40210089 + ... + 40221639.

It is an arithmetic number, because the mean of its divisors is an integer number (9845899560).

Almost surely, 2^464533445064 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 464533445064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (630137571840).

464533445064 is an abundant number, since it is smaller than the sum of its proper divisors (795741698616).

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

464533445064 is a wasteful number, since it uses less digits than its factorization.

464533445064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12551 (or 12547 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 48.

The spelling of 464533445064 in words is "four hundred sixty-four billion, five hundred thirty-three million, four hundred forty-five thousand, sixty-four".