3681791377 has 8 divisors (see below), whose sum is σ = 4021814592. Its totient is φ = 3342654000.

The previous prime is 3681791299. The next prime is 3681791381. The reversal of 3681791377 is 7731971863.

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 3681791377 - 2¹¹ = 3681789329 is a prime.

It is a super-2 number, since 2×3681791377² = 27111175487503112258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3681792377) 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, 212749 + ... + 229402.

It is an arithmetic number, because the mean of its divisors is an integer number (502726824).

Almost surely, 2^3681791377 is an apocalyptic number.

It is an amenable number.

3681791377 is a deficient number, since it is larger than the sum of its proper divisors (340023215).

3681791377 is a wasteful number, since it uses less digits than its factorization.

3681791377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442919.

The product of its digits is 1333584, while the sum is 52.

The square root of 3681791377 is about 60677.7667436764. The cubic root of 3681791377 is about 1544.1390003062.

The spelling of 3681791377 in words is "three billion, six hundred eighty-one million, seven hundred ninety-one thousand, three hundred seventy-seven".