3871250766 has 32 divisors (see below), whose sum is σ = 8604946080. Its totient is φ = 1290091968.

The previous prime is 3871250753. The next prime is 3871250771. The reversal of 3871250766 is 6670521783.

3871250766 is a `hidden beast` number, since 3 + 87 + 1 + 2 + 507 + 66 = 666.

It is a super-3 number, since 3×3871250766³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 312360 + ... + 324516.

It is an arithmetic number, because the mean of its divisors is an integer number (268904565).

Almost surely, 2^3871250766 is an apocalyptic number.

3871250766 is an abundant number, since it is smaller than the sum of its proper divisors (4733695314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3871250766 is a wasteful number, since it uses less digits than its factorization.

3871250766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18065 (or 18059 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 3871250766 is about 62219.3761299485. The cubic root of 3871250766 is about 1570.1835919292.

The spelling of 3871250766 in words is "three billion, eight hundred seventy-one million, two hundred fifty thousand, seven hundred sixty-six".