4156888934 has 24 divisors (see below), whose sum is σ = 6874185864. Its totient is φ = 1883851200.

The previous prime is 4156888873. The next prime is 4156888961. The reversal of 4156888934 is 4398886514.

It is a happy number.

It is a super-2 number, since 2×4156888934² = 34559451219223312712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4156888934.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56069 + ... + 107039.

It is an arithmetic number, because the mean of its divisors is an integer number (286424411).

Almost surely, 2^4156888934 is an apocalyptic number.

4156888934 is a deficient number, since it is larger than the sum of its proper divisors (2717296930).

4156888934 is a wasteful number, since it uses less digits than its factorization.

4156888934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51332 (or 51321 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 56.

The square root of 4156888934 is about 64473.9399602661. The cubic root of 4156888934 is about 1607.8892821943.

The spelling of 4156888934 in words is "four billion, one hundred fifty-six million, eight hundred eighty-eight thousand, nine hundred thirty-four".