3161666355 has 8 divisors (see below), whose sum is σ = 5058666192. Its totient is φ = 1686222048.

The previous prime is 3161666351. The next prime is 3161666383. The reversal of 3161666355 is 5536661613.

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

It is not a de Polignac number, because 3161666355 - 2² = 3161666351 is a prime.

It is a super-2 number, since 2×3161666355² = 19992268280677972050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3161666351) 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, 105388864 + ... + 105388893.

It is an arithmetic number, because the mean of its divisors is an integer number (632333274).

Almost surely, 2^3161666355 is an apocalyptic number.

3161666355 is a deficient number, since it is larger than the sum of its proper divisors (1896999837).

3161666355 is a wasteful number, since it uses less digits than its factorization.

3161666355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210777765.

The product of its digits is 291600, while the sum is 42.

The square root of 3161666355 is about 56228.6968993591. The cubic root of 3161666355 is about 1467.7046806188.

The spelling of 3161666355 in words is "three billion, one hundred sixty-one million, six hundred sixty-six thousand, three hundred fifty-five".