5441886521 has 4 divisors (see below), whose sum is σ = 5444873472. Its totient is φ = 5438899572.

The previous prime is 5441886517. The next prime is 5441886533. The reversal of 5441886521 is 1256881445.

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 5441886521 - 2² = 5441886517 is a prime.

It is a super-2 number, since 2×5441886521² = 59228257814882966882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5441882521) 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, 1490741 + ... + 1494386.

It is an arithmetic number, because the mean of its divisors is an integer number (1361218368).

Almost surely, 2^5441886521 is an apocalyptic number.

It is an amenable number.

5441886521 is a deficient number, since it is larger than the sum of its proper divisors (2986951).

5441886521 is a wasteful number, since it uses less digits than its factorization.

5441886521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986950.

The product of its digits is 307200, while the sum is 44.

The square root of 5441886521 is about 73769.1434205386. The cubic root of 5441886521 is about 1758.9351471197.

The spelling of 5441886521 in words is "five billion, four hundred forty-one million, eight hundred eighty-six thousand, five hundred twenty-one".