4431442545522 has 16 divisors (see below), whose sum is σ = 9847650101280. Its totient is φ = 1477147515156.

The previous prime is 4431442545499. The next prime is 4431442545547. The reversal of 4431442545522 is 2255452441344.

4431442545522 is a `hidden beast` number, since 4 + 4 + 3 + 1 + 4 + 42 + 54 + 552 + 2 = 666.

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, 41031875368 + ... + 41031875475.

It is an arithmetic number, because the mean of its divisors is an integer number (615478131330).

Almost surely, 2^{4431442545522} is an apocalyptic number.

4431442545522 is an abundant number, since it is smaller than the sum of its proper divisors (5416207555758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4431442545522 is a wasteful number, since it uses less digits than its factorization.

4431442545522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82063750854 (or 82063750848 counting only the distinct ones).

The product of its digits is 3072000, while the sum is 45.

Adding to 4431442545522 its reverse (2255452441344), we get a palindrome (6686894986866).

The spelling of 4431442545522 in words is "four trillion, four hundred thirty-one billion, four hundred forty-two million, five hundred forty-five thousand, five hundred twenty-two".