652273244400 has 240 divisors, whose sum is σ = 2164901437440. Its totient is φ = 167700249600.

The previous prime is 652273244393. The next prime is 652273244401. The reversal of 652273244400 is 4442372256.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652273244401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9974209 + ... + 10039391.

It is an arithmetic number, because the mean of its divisors is an integer number (9020422656).

Almost surely, 2^652273244400 is an apocalyptic number.

652273244400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652273244400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1082450718720).

652273244400 is an abundant number, since it is smaller than the sum of its proper divisors (1512628193040).

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

652273244400 is a wasteful number, since it uses less digits than its factorization.

652273244400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65504 (or 65493 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 39.

The spelling of 652273244400 in words is "six hundred fifty-two billion, two hundred seventy-three million, two hundred forty-four thousand, four hundred".