3876542065 has 8 divisors (see below), whose sum is σ = 5074746048. Its totient is φ = 2819303280.

The previous prime is 3876542057. The next prime is 3876542081. The reversal of 3876542065 is 5602456783.

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

It is not a de Polignac number, because 3876542065 - 2³ = 3876542057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35241237 + ... + 35241346.

It is an arithmetic number, because the mean of its divisors is an integer number (634343256).

Almost surely, 2^3876542065 is an apocalyptic number.

It is an amenable number.

3876542065 is a deficient number, since it is larger than the sum of its proper divisors (1198203983).

3876542065 is a wasteful number, since it uses less digits than its factorization.

3876542065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70482599.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The square root of 3876542065 is about 62261.8829220575. The cubic root of 3876542065 is about 1570.8986518176.

The spelling of 3876542065 in words is "three billion, eight hundred seventy-six million, five hundred forty-two thousand, sixty-five".