4136856628 has 24 divisors (see below), whose sum is σ = 7483073024. Its totient is φ = 1999015200.

The previous prime is 4136856623. The next prime is 4136856629. The reversal of 4136856628 is 8266586314.

It is a happy number.

It is a super-2 number, since 2×4136856628² = 34227165521255060768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4136856623) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 71833 + ... + 115903.

Almost surely, 2^4136856628 is an apocalyptic number.

It is an amenable number.

4136856628 is a deficient number, since it is larger than the sum of its proper divisors (3346216396).

4136856628 is a wasteful number, since it uses less digits than its factorization.

4136856628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44863 (or 44861 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 49.

The square root of 4136856628 is about 64318.4003843379. The cubic root of 4136856628 is about 1605.3022826516.

The spelling of 4136856628 in words is "four billion, one hundred thirty-six million, eight hundred fifty-six thousand, six hundred twenty-eight".