5921887058449 has 4 divisors (see below), whose sum is σ = 5947974666864. Its totient is φ = 5895799450036.

The previous prime is 5921887058447. The next prime is 5921887058501. The reversal of 5921887058449 is 9448507881295.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 5921887058449 - 2¹ = 5921887058447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5921887058447) 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, 13043803867 + ... + 13043804320.

It is an arithmetic number, because the mean of its divisors is an integer number (1486993666716).

Almost surely, 2^{5921887058449} is an apocalyptic number.

It is an amenable number.

5921887058449 is a deficient number, since it is larger than the sum of its proper divisors (26087608415).

5921887058449 is a wasteful number, since it uses less digits than its factorization.

5921887058449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26087608414.

The product of its (nonzero) digits is 232243200, while the sum is 70.

The spelling of 5921887058449 in words is "five trillion, nine hundred twenty-one billion, eight hundred eighty-seven million, fifty-eight thousand, four hundred forty-nine".