4156613361 has 32 divisors (see below), whose sum is σ = 6381056000. Its totient is φ = 2672311824.

The previous prime is 4156613359. The next prime is 4156613371. The reversal of 4156613361 is 1633166514.

4156613361 is a `hidden beast` number, since 4 + 1 + 5 + 6 + 613 + 36 + 1 = 666.

It is not a de Polignac number, because 4156613361 - 2¹ = 4156613359 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4156613371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69060 + ... + 114378.

It is an arithmetic number, because the mean of its divisors is an integer number (199408000).

Almost surely, 2^4156613361 is an apocalyptic number.

It is an amenable number.

4156613361 is a deficient number, since it is larger than the sum of its proper divisors (2224442639).

4156613361 is a wasteful number, since it uses less digits than its factorization.

4156613361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45450 (or 45444 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 4156613361 is about 64471.8028365890. The cubic root of 4156613361 is about 1607.8537507610.

Adding to 4156613361 its reverse (1633166514), we get a palindrome (5789779875).

The spelling of 4156613361 in words is "four billion, one hundred fifty-six million, six hundred thirteen thousand, three hundred sixty-one".