1616043841 has 8 divisors (see below), whose sum is σ = 1701475200. Its totient is φ = 1530650160.

The previous prime is 1616043833. The next prime is 1616043881. The reversal of 1616043841 is 1483406161.

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 1616043841 - 2³ = 1616043833 is a prime.

It is a super-2 number, since 2×1616043841² = 5223195392068066562, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1616043797 and 1616043806.

It is not an unprimeable number, because it can be changed into a prime (1616043881) 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, 137640 + ... + 148918.

It is an arithmetic number, because the mean of its divisors is an integer number (212684400).

Almost surely, 2^1616043841 is an apocalyptic number.

It is an amenable number.

1616043841 is a deficient number, since it is larger than the sum of its proper divisors (85431359).

1616043841 is a wasteful number, since it uses less digits than its factorization.

1616043841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18839.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 1616043841 is about 40200.0477736035. The cubic root of 1616043841 is about 1173.5034736182.

The spelling of 1616043841 in words is "one billion, six hundred sixteen million, forty-three thousand, eight hundred forty-one".