4252722186129 has 16 divisors (see below), whose sum is σ = 5808977611584. Its totient is φ = 2765816524800.

The previous prime is 4252722186113. The next prime is 4252722186169. The reversal of 4252722186129 is 9216812272524.

It is a happy number.

It is not a de Polignac number, because 4252722186129 - 2⁴ = 4252722186113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4252722186169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 758097 + ... + 3013329.

It is an arithmetic number, because the mean of its divisors is an integer number (363061100724).

Almost surely, 2^{4252722186129} is an apocalyptic number.

It is an amenable number.

4252722186129 is a deficient number, since it is larger than the sum of its proper divisors (1556255425455).

4252722186129 is a wasteful number, since it uses less digits than its factorization.

4252722186129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270608.

The product of its digits is 1935360, while the sum is 51.

The spelling of 4252722186129 in words is "four trillion, two hundred fifty-two billion, seven hundred twenty-two million, one hundred eighty-six thousand, one hundred twenty-nine".