4252722057317 has 4 divisors (see below), whose sum is σ = 4252734070860. Its totient is φ = 4252710043776.

The previous prime is 4252722057239. The next prime is 4252722057341. The reversal of 4252722057317 is 7137502272524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2437426623076 + 1815295434241 = 1561226^2 + 1347329^2 .

It is a cyclic number.

It is not a de Polignac number, because 4252722057317 - 2²² = 4252717863013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4252722057817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5459138 + ... + 6189315.

It is an arithmetic number, because the mean of its divisors is an integer number (1063183517715).

Almost surely, 2^{4252722057317} is an apocalyptic number.

It is an amenable number.

4252722057317 is a deficient number, since it is larger than the sum of its proper divisors (12013543).

4252722057317 is a wasteful number, since it uses less digits than its factorization.

4252722057317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12013542.

The product of its (nonzero) digits is 1646400, while the sum is 47.

The spelling of 4252722057317 in words is "four trillion, two hundred fifty-two billion, seven hundred twenty-two million, fifty-seven thousand, three hundred seventeen".