4156746252 has 12 divisors (see below), whose sum is σ = 9699074616. Its totient is φ = 1385582080.

The previous prime is 4156746229. The next prime is 4156746281. The reversal of 4156746252 is 2526476514.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173197749 + ... + 173197772.

It is an arithmetic number, because the mean of its divisors is an integer number (808256218).

Almost surely, 2^4156746252 is an apocalyptic number.

It is an amenable number.

4156746252 is an abundant number, since it is smaller than the sum of its proper divisors (5542328364).

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

4156746252 is a wasteful number, since it uses less digits than its factorization.

4156746252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346395528 (or 346395526 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 4156746252 is about 64472.8334416908. The cubic root of 4156746252 is about 1607.8708854648.

The spelling of 4156746252 in words is "four billion, one hundred fifty-six million, seven hundred forty-six thousand, two hundred fifty-two".