22455044630142 has 64 divisors (see below), whose sum is σ = 48999990528000. Its totient is φ = 6833095694208.

The previous prime is 22455044630119. The next prime is 22455044630149. The reversal of 22455044630142 is 24103644055422.

It is a junction number, because it is equal to n+sod(n) for n = 22455044630094 and 22455044630103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22455044630149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4989358 + ... + 8354865.

It is an arithmetic number, because the mean of its divisors is an integer number (765624852000).

Almost surely, 2^{22455044630142} is an apocalyptic number.

22455044630142 is an abundant number, since it is smaller than the sum of its proper divisors (26544945897858).

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

22455044630142 is a wasteful number, since it uses less digits than its factorization.

22455044630142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13344785.

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 22455044630142 its reverse (24103644055422), we get a palindrome (46558688685564).

The spelling of 22455044630142 in words is "twenty-two trillion, four hundred fifty-five billion, forty-four million, six hundred thirty thousand, one hundred forty-two".