3461660881 has 8 divisors (see below), whose sum is σ = 3956785344. Its totient is φ = 2966686800.

The previous prime is 3461660869. The next prime is 3461660899. The reversal of 3461660881 is 1880661643.

It is a happy number.

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

It is not a de Polignac number, because 3461660881 - 2⁷ = 3461660753 is a prime.

It is a super-2 number, since 2×3461660881² = 23966192110091392322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3461660801) 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, 17031 + ... + 84931.

It is an arithmetic number, because the mean of its divisors is an integer number (494598168).

Almost surely, 2^3461660881 is an apocalyptic number.

It is an amenable number.

3461660881 is a deficient number, since it is larger than the sum of its proper divisors (495124463).

3461660881 is an equidigital number, since it uses as much as digits as its factorization.

3461660881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75191.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 3461660881 is about 58835.8808976291. The cubic root of 3461660881 is about 1512.7303029860.

The spelling of 3461660881 in words is "three billion, four hundred sixty-one million, six hundred sixty thousand, eight hundred eighty-one".