3815132490566 has 4 divisors (see below), whose sum is σ = 5722698735852. Its totient is φ = 1907566245282.

The previous prime is 3815132490529. The next prime is 3815132490569. The reversal of 3815132490566 is 6650942315183.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3815132490569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 953783122640 + ... + 953783122643.

It is an arithmetic number, because the mean of its divisors is an integer number (1430674683963).

Almost surely, 2^{3815132490566} is an apocalyptic number.

3815132490566 is a deficient number, since it is larger than the sum of its proper divisors (1907566245286).

3815132490566 is a wasteful number, since it uses less digits than its factorization.

3815132490566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907566245285.

The product of its (nonzero) digits is 4665600, while the sum is 53.

The spelling of 3815132490566 in words is "three trillion, eight hundred fifteen billion, one hundred thirty-two million, four hundred ninety thousand, five hundred sixty-six".