3876201615 has 64 divisors (see below), whose sum is σ = 7603061760. Its totient is φ = 1659356160.

The previous prime is 3876201607. The next prime is 3876201701. The reversal of 3876201615 is 5161026783.

It is not a de Polignac number, because 3876201615 - 2³ = 3876201607 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10051 + ... + 88619.

It is an arithmetic number, because the mean of its divisors is an integer number (118797840).

Almost surely, 2^3876201615 is an apocalyptic number.

3876201615 is a deficient number, since it is larger than the sum of its proper divisors (3726860145).

3876201615 is a wasteful number, since it uses less digits than its factorization.

3876201615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78624.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 3876201615 is about 62259.1488457721. The cubic root of 3876201615 is about 1570.8526634002.

The spelling of 3876201615 in words is "three billion, eight hundred seventy-six million, two hundred one thousand, six hundred fifteen".