416161639 has 4 divisors (see below), whose sum is σ = 429586240. Its totient is φ = 402737040.

The previous prime is 416161621. The next prime is 416161661. The reversal of 416161639 is 936161614.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 416161639 - 2⁹ = 416161127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 416161598 and 416161607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416161679) 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 3 ways as a sum of consecutive naturals, for example, 6712254 + ... + 6712315.

It is an arithmetic number, because the mean of its divisors is an integer number (107396560).

Almost surely, 2^416161639 is an apocalyptic number.

416161639 is a deficient number, since it is larger than the sum of its proper divisors (13424601).

416161639 is a wasteful number, since it uses less digits than its factorization.

416161639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13424600.

The product of its digits is 23328, while the sum is 37.

The square root of 416161639 is about 20400.0401715291. The cubic root of 416161639 is about 746.5989046402.

The spelling of 416161639 in words is "four hundred sixteen million, one hundred sixty-one thousand, six hundred thirty-nine".