22052180052 has 36 divisors (see below), whose sum is σ = 63706298656. Its totient is φ = 6300622800.

The previous prime is 22052180047. The next prime is 22052180099. The reversal of 22052180052 is 25008125022.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 22052179998 and 22052180025.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43754074 + ... + 43754577.

Almost surely, 2^22052180052 is an apocalyptic number.

It is an amenable number.

22052180052 is an abundant number, since it is smaller than the sum of its proper divisors (41654118604).

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

22052180052 is a wasteful number, since it uses less digits than its factorization.

22052180052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87508668 (or 87508663 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The spelling of 22052180052 in words is "twenty-two billion, fifty-two million, one hundred eighty thousand, fifty-two".