5205440521045 has 8 divisors (see below), whose sum is σ = 6518116826496. Its totient is φ = 3983293616016.

The previous prime is 5205440520997. The next prime is 5205440521063. The reversal of 5205440521045 is 5401250445025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5205440521045 - 2³⁵ = 5171080782677 is a prime.

It is a super-2 number, since 2×5205440521045² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5205440520995 and 5205440521013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22632349977 + ... + 22632350206.

It is an arithmetic number, because the mean of its divisors is an integer number (814764603312).

Almost surely, 2^{5205440521045} is an apocalyptic number.

It is an amenable number.

5205440521045 is a deficient number, since it is larger than the sum of its proper divisors (1312676305451).

5205440521045 is a wasteful number, since it uses less digits than its factorization.

5205440521045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45264700211.

The product of its (nonzero) digits is 160000, while the sum is 37.

The spelling of 5205440521045 in words is "five trillion, two hundred five billion, four hundred forty million, five hundred twenty-one thousand, forty-five".