5861811840449 has 4 divisors (see below), whose sum is σ = 5861816685360. Its totient is φ = 5861806995540.

The previous prime is 5861811840421. The next prime is 5861811840457. The reversal of 5861811840449 is 9440481181685.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5861811840449 - 2¹⁶ = 5861811774913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5861811840419) 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, 1090514 + ... + 3593444.

It is an arithmetic number, because the mean of its divisors is an integer number (1465454171340).

Almost surely, 2^{5861811840449} is an apocalyptic number.

It is an amenable number.

5861811840449 is a deficient number, since it is larger than the sum of its proper divisors (4844911).

5861811840449 is a wasteful number, since it uses less digits than its factorization.

5861811840449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4844910.

The product of its (nonzero) digits is 8847360, while the sum is 59.

The spelling of 5861811840449 in words is "five trillion, eight hundred sixty-one billion, eight hundred eleven million, eight hundred forty thousand, four hundred forty-nine".