3865011000787 has 8 divisors (see below), whose sum is σ = 3865977995120. Its totient is φ = 3864044126880.

The previous prime is 3865011000769. The next prime is 3865011000791. The reversal of 3865011000787 is 7870001105683.

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 3865011000787 - 2²³ = 3865002612179 is a prime.

It is a super-3 number, since 3×3865011000787³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3865011004787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105063337 + ... + 105100117.

It is an arithmetic number, because the mean of its divisors is an integer number (483247249390).

Almost surely, 2^{3865011000787} is an apocalyptic number.

3865011000787 is a deficient number, since it is larger than the sum of its proper divisors (966994333).

3865011000787 is a wasteful number, since it uses less digits than its factorization.

3865011000787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60213.

The product of its (nonzero) digits is 282240, while the sum is 46.

The spelling of 3865011000787 in words is "three trillion, eight hundred sixty-five billion, eleven million, seven hundred eighty-seven", and thus it is an aban number.