20445034522 has 8 divisors (see below), whose sum is σ = 33455511072. Its totient is φ = 9293197500.

The previous prime is 20445034499. The next prime is 20445034529. The reversal of 20445034522 is 22543054402.

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

It is a super-3 number, since 3×20445034522³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20445034529) 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, 464659854 + ... + 464659897.

It is an arithmetic number, because the mean of its divisors is an integer number (4181938884).

Almost surely, 2^20445034522 is an apocalyptic number.

20445034522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20445034522 is a deficient number, since it is larger than the sum of its proper divisors (13010476550).

20445034522 is a wasteful number, since it uses less digits than its factorization.

20445034522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929319764.

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 20445034522 its reverse (22543054402), we get a palindrome (42988088924).

The spelling of 20445034522 in words is "twenty billion, four hundred forty-five million, thirty-four thousand, five hundred twenty-two".