3816749497346 has 4 divisors (see below), whose sum is σ = 5725124246022. Its totient is φ = 1908374748672.

The previous prime is 3816749497343. The next prime is 3816749497381. The reversal of 3816749497346 is 6437949476183.

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

It can be written as a sum of positive squares in only one way, i.e., 2249283057121 + 1567466440225 = 1499761^2 + 1251985^2 .

It is a super-2 number, since 2×3816749497346² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3816749497346.

It is not an unprimeable number, because it can be changed into a prime (3816749497343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 954187374335 + ... + 954187374338.

Almost surely, 2^{3816749497346} is an apocalyptic number.

3816749497346 is a deficient number, since it is larger than the sum of its proper divisors (1908374748676).

3816749497346 is a wasteful number, since it uses less digits than its factorization.

3816749497346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908374748675.

The product of its digits is 658409472, while the sum is 71.

The spelling of 3816749497346 in words is "three trillion, eight hundred sixteen billion, seven hundred forty-nine million, four hundred ninety-seven thousand, three hundred forty-six".