4156982849 has 8 divisors (see below), whose sum is σ = 4416668640. Its totient is φ = 3901386816.

The previous prime is 4156982833. The next prime is 4156982861. The reversal of 4156982849 is 9482896514.

4156982849 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4156982849 - 2⁴ = 4156982833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4156982794 and 4156982803.

It is not an unprimeable number, because it can be changed into a prime (4156982899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1020344 + ... + 1024409.

It is an arithmetic number, because the mean of its divisors is an integer number (552083580).

Almost surely, 2^4156982849 is an apocalyptic number.

It is an amenable number.

4156982849 is a deficient number, since it is larger than the sum of its proper divisors (259685791).

4156982849 is a wasteful number, since it uses less digits than its factorization.

4156982849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2044879.

The product of its digits is 4976640, while the sum is 56.

The square root of 4156982849 is about 64474.6682736716. The cubic root of 4156982849 is about 1607.9013909120.

The spelling of 4156982849 in words is "four billion, one hundred fifty-six million, nine hundred eighty-two thousand, eight hundred forty-nine".