4252722057318 has 64 divisors (see below), whose sum is σ = 9897412096512. Its totient is φ = 1193021153280.

The previous prime is 4252722057239. The next prime is 4252722057341. The reversal of 4252722057318 is 8137502272524.

It is a congruent number.

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, 31771 + ... + 2916582.

It is an arithmetic number, because the mean of its divisors is an integer number (154647064008).

Almost surely, 2^{4252722057318} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4252722057318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4948706048256).

4252722057318 is an abundant number, since it is smaller than the sum of its proper divisors (5644690039194).

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

4252722057318 is a wasteful number, since it uses less digits than its factorization.

4252722057318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948989.

The product of its (nonzero) digits is 1881600, while the sum is 48.

The spelling of 4252722057318 in words is "four trillion, two hundred fifty-two billion, seven hundred twenty-two million, fifty-seven thousand, three hundred eighteen".