3856816053 has 32 divisors (see below), whose sum is σ = 5983900800. Its totient is φ = 2482507440.

The previous prime is 3856816049. The next prime is 3856816097. The reversal of 3856816053 is 3506186583.

3856816053 is a `hidden beast` number, since 38 + 5 + 6 + 8 + 1 + 605 + 3 = 666.

It is not a de Polignac number, because 3856816053 - 2² = 3856816049 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3856816753) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 33018 + ... + 93828.

It is an arithmetic number, because the mean of its divisors is an integer number (186996900).

Almost surely, 2^3856816053 is an apocalyptic number.

It is an amenable number.

3856816053 is a deficient number, since it is larger than the sum of its proper divisors (2127084747).

3856816053 is an frugal number, since it uses more digits than its factorization.

3856816053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60861 (or 60843 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 3856816053 is about 62103.2692617708. The cubic root of 3856816053 is about 1568.2295827596.

The spelling of 3856816053 in words is "three billion, eight hundred fifty-six million, eight hundred sixteen thousand, fifty-three".