22052140050040 has 32 divisors (see below), whose sum is σ = 50771206165680. Its totient is φ = 8615719832832.

The previous prime is 22052140050029. The next prime is 22052140050049. The reversal of 22052140050040 is 4005004125022.

It is a junction number, because it is equal to n+sod(n) for n = 22052140049987 and 22052140050014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22052140050049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6410504109 + ... + 6410507548.

Almost surely, 2^{22052140050040} is an apocalyptic number.

22052140050040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22052140050040 is an abundant number, since it is smaller than the sum of its proper divisors (28719066115640).

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

22052140050040 is a wasteful number, since it uses less digits than its factorization.

22052140050040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12821011711 (or 12821011707 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 22052140050040 its reverse (4005004125022), we get a palindrome (26057144175062).

The spelling of 22052140050040 in words is "twenty-two trillion, fifty-two billion, one hundred forty million, fifty thousand, forty".