3877028665 has 8 divisors (see below), whose sum is σ = 4697604288. Its totient is φ = 3071509680.

The previous prime is 3877028621. The next prime is 3877028669. The reversal of 3877028665 is 5668207783.

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

It is not a de Polignac number, because 3877028665 - 2¹³ = 3877020473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3877028669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3763591 + ... + 3764620.

It is an arithmetic number, because the mean of its divisors is an integer number (587200536).

Almost surely, 2^3877028665 is an apocalyptic number.

It is an amenable number.

3877028665 is a deficient number, since it is larger than the sum of its proper divisors (820575623).

3877028665 is a wasteful number, since it uses less digits than its factorization.

3877028665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7528319.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The square root of 3877028665 is about 62265.7904872330. The cubic root of 3877028665 is about 1570.9643776879.

The spelling of 3877028665 in words is "three billion, eight hundred seventy-seven million, twenty-eight thousand, six hundred sixty-five".