22420441542 has 16 divisors (see below), whose sum is σ = 45575980272. Its totient is φ = 7350964320.

The previous prime is 22420441507. The next prime is 22420441553. The reversal of 22420441542 is 24514402422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30628653 + ... + 30629384.

It is an arithmetic number, because the mean of its divisors is an integer number (2848498767).

Almost surely, 2^22420441542 is an apocalyptic number.

22420441542 is an abundant number, since it is smaller than the sum of its proper divisors (23155538730).

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

22420441542 is a wasteful number, since it uses less digits than its factorization.

22420441542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61258103.

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 22420441542 its reverse (24514402422), we get a palindrome (46934843964).

The spelling of 22420441542 in words is "twenty-two billion, four hundred twenty million, four hundred forty-one thousand, five hundred forty-two".