22061446452 has 36 divisors (see below), whose sum is σ = 58191063840. Its totient is φ = 7034084112.

The previous prime is 22061446409. The next prime is 22061446483. The reversal of 22061446452 is 25464416022.

22061446452 is a `hidden beast` number, since 2 + 2 + 0 + 6 + 1 + 4 + 4 + 645 + 2 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13321302 + ... + 13322957.

It is an arithmetic number, because the mean of its divisors is an integer number (1616418440).

Almost surely, 2^22061446452 is an apocalyptic number.

It is an amenable number.

22061446452 is an abundant number, since it is smaller than the sum of its proper divisors (36129617388).

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

22061446452 is a wasteful number, since it uses less digits than its factorization.

22061446452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26644292 (or 26644287 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 22061446452 in words is "twenty-two billion, sixty-one million, four hundred forty-six thousand, four hundred fifty-two".