22452240145042 has 8 divisors (see below), whose sum is σ = 33691229296956. Its totient is φ = 11221830379392.

The previous prime is 22452240145031. The next prime is 22452240145067. The reversal of 22452240145042 is 24054104225422.

It can be written as a sum of positive squares in 2 ways, for example, as 21693060771561 + 759179373481 = 4657581^2 + 871309^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22452240144992 and 22452240145010.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2144840023 + ... + 2144850490.

Almost surely, 2^{22452240145042} is an apocalyptic number.

22452240145042 is a deficient number, since it is larger than the sum of its proper divisors (11238989151914).

22452240145042 is a wasteful number, since it uses less digits than its factorization.

22452240145042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4289693132.

The product of its (nonzero) digits is 204800, while the sum is 37.

The spelling of 22452240145042 in words is "twenty-two trillion, four hundred fifty-two billion, two hundred forty million, one hundred forty-five thousand, forty-two".