3285830277781 has 8 divisors (see below), whose sum is σ = 3295728848984. Its totient is φ = 3275932584960.

The previous prime is 3285830277727. The next prime is 3285830277791. The reversal of 3285830277781 is 1877720385823.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 205222590225 + 3080607687556 = 453015^2 + 1755166^2 .

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 3285830277781 - 2²⁹ = 3285293406869 is a prime.

It is a super-2 number, since 2×3285830277781² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3285830277791) 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, 7702711 + ... + 8118091.

It is an arithmetic number, because the mean of its divisors is an integer number (411966106123).

Almost surely, 2^{3285830277781} is an apocalyptic number.

It is an amenable number.

3285830277781 is a deficient number, since it is larger than the sum of its proper divisors (9898571203).

3285830277781 is a wasteful number, since it uses less digits than its factorization.

3285830277781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439191.

The product of its (nonzero) digits is 31610880, while the sum is 61.

The spelling of 3285830277781 in words is "three trillion, two hundred eighty-five billion, eight hundred thirty million, two hundred seventy-seven thousand, seven hundred eighty-one".