20422003546534 has 32 divisors (see below), whose sum is σ = 32208044061600. Its totient is φ = 9698640779520.

The previous prime is 20422003546513. The next prime is 20422003546559. The reversal of 20422003546534 is 43564530022402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9024252 + ... + 11058079.

It is an arithmetic number, because the mean of its divisors is an integer number (1006501376925).

Almost surely, 2^{20422003546534} is an apocalyptic number.

20422003546534 is a deficient number, since it is larger than the sum of its proper divisors (11786040515066).

20422003546534 is a wasteful number, since it uses less digits than its factorization.

20422003546534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20082648.

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 20422003546534 its reverse (43564530022402), we get a palindrome (63986533568936).

The spelling of 20422003546534 in words is "twenty trillion, four hundred twenty-two billion, three million, five hundred forty-six thousand, five hundred thirty-four".