3855581677 has 8 divisors (see below), whose sum is σ = 3924922400. Its totient is φ = 3786438960.

The previous prime is 3855581641. The next prime is 3855581687. The reversal of 3855581677 is 7761855583.

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 3855581677 - 2¹⁵ = 3855548909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3855581617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9927 + ... + 88372.

It is an arithmetic number, because the mean of its divisors is an integer number (490615300).

Almost surely, 2^3855581677 is an apocalyptic number.

It is an amenable number.

3855581677 is a deficient number, since it is larger than the sum of its proper divisors (69340723).

3855581677 is an equidigital number, since it uses as much as digits as its factorization.

3855581677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99003.

The product of its digits is 7056000, while the sum is 55.

The square root of 3855581677 is about 62093.3303745257. The cubic root of 3855581677 is about 1568.0622606744.

The spelling of 3855581677 in words is "three billion, eight hundred fifty-five million, five hundred eighty-one thousand, six hundred seventy-seven".