374834838449 has 4 divisors (see below), whose sum is σ = 374836627236. Its totient is φ = 374833049664.

The previous prime is 374834838403. The next prime is 374834838451. The reversal of 374834838449 is 944838438473.

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 73098855424 + 301735983025 = 270368^2 + 549305^2 .

It is a cyclic number.

It is not a de Polignac number, because 374834838449 - 2²⁸ = 374566402993 is a prime.

It is a super-2 number, since 2×374834838449² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (374834808449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530804 + ... + 1015589.

It is an arithmetic number, because the mean of its divisors is an integer number (93709156809).

Almost surely, 2^374834838449 is an apocalyptic number.

It is an amenable number.

374834838449 is a deficient number, since it is larger than the sum of its proper divisors (1788787).

374834838449 is a wasteful number, since it uses less digits than its factorization.

374834838449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788786.

The product of its digits is 222953472, while the sum is 65.

The spelling of 374834838449 in words is "three hundred seventy-four billion, eight hundred thirty-four million, eight hundred thirty-eight thousand, four hundred forty-nine".