45206020624221 has 12 divisors (see below), whose sum is σ = 65306223833760. Its totient is φ = 30133360088520.

The previous prime is 45206020624213. The next prime is 45206020624231. The reversal of 45206020624221 is 12242602060254.

45206020624221 is a `hidden beast` number, since 4 + 5 + 2 + 0 + 6 + 0 + 2 + 0 + 624 + 2 + 21 = 666.

It is not a de Polignac number, because 45206020624221 - 2³ = 45206020624213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45206020624231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 332177715 + ... + 332313776.

It is an arithmetic number, because the mean of its divisors is an integer number (5442185319480).

Almost surely, 2^{45206020624221} is an apocalyptic number.

It is an amenable number.

45206020624221 is a deficient number, since it is larger than the sum of its proper divisors (20100203209539).

45206020624221 is a wasteful number, since it uses less digits than its factorization.

45206020624221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664499056 (or 664499053 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 45206020624221 its reverse (12242602060254), we get a palindrome (57448622684475).

The spelling of 45206020624221 in words is "forty-five trillion, two hundred six billion, twenty million, six hundred twenty-four thousand, two hundred twenty-one".