3813540850177 has 4 divisors (see below), whose sum is σ = 3830193867220. Its totient is φ = 3796887833136.

The previous prime is 3813540850159. The next prime is 3813540850181. The reversal of 3813540850177 is 7710580453183.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2794644414961 + 1018896435216 = 1671719^2 + 1009404^2 .

It is a cyclic number.

It is not a de Polignac number, because 3813540850177 - 2²³ = 3813532461569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3813540854177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8326508178 + ... + 8326508635.

It is an arithmetic number, because the mean of its divisors is an integer number (957548466805).

Almost surely, 2^{3813540850177} is an apocalyptic number.

It is an amenable number.

3813540850177 is a deficient number, since it is larger than the sum of its proper divisors (16653017043).

3813540850177 is a wasteful number, since it uses less digits than its factorization.

3813540850177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16653017042.

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 3813540850177 in words is "three trillion, eight hundred thirteen billion, five hundred forty million, eight hundred fifty thousand, one hundred seventy-seven".