652311816 has 64 divisors (see below), whose sum is σ = 1759437120. Its totient is φ = 200344320.

The previous prime is 652311797. The next prime is 652311839. The reversal of 652311816 is 618113256.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204651 + ... + 207813.

It is an arithmetic number, because the mean of its divisors is an integer number (27491205).

Almost surely, 2^652311816 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 652311816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (879718560).

652311816 is an abundant number, since it is smaller than the sum of its proper divisors (1107125304).

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

652311816 is a wasteful number, since it uses less digits than its factorization.

652311816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846 (or 3842 counting only the distinct ones).

The product of its digits is 8640, while the sum is 33.

The square root of 652311816 is about 25540.3957682727. The cubic root of 652311816 is about 867.2648571076.

The spelling of 652311816 in words is "six hundred fifty-two million, three hundred eleven thousand, eight hundred sixteen".