3851280605 has 16 divisors (see below), whose sum is σ = 4749214464. Its totient is φ = 2996003520.

The previous prime is 3851280557. The next prime is 3851280611. The reversal of 3851280605 is 5060821583.

It is not a de Polignac number, because 3851280605 - 2³⁰ = 2777538781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376610 + ... + 386700.

It is an arithmetic number, because the mean of its divisors is an integer number (296825904).

Almost surely, 2^3851280605 is an apocalyptic number.

It is an amenable number.

3851280605 is a deficient number, since it is larger than the sum of its proper divisors (897933859).

3851280605 is a wasteful number, since it uses less digits than its factorization.

3851280605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12196.

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 3851280605 is about 62058.6867811429. The cubic root of 3851280605 is about 1567.4789627722.

The spelling of 3851280605 in words is "three billion, eight hundred fifty-one million, two hundred eighty thousand, six hundred five".