21603262573422 has 48 divisors (see below), whose sum is σ = 46820562909120. Its totient is φ = 7199011915776.

The previous prime is 21603262573379. The next prime is 21603262573457. The reversal of 21603262573422 is 22437526230612.

21603262573422 is a `hidden beast` number, since 2 + 1 + 6 + 0 + 32 + 6 + 2 + 573 + 42 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1523817598 + ... + 1523831774.

It is an arithmetic number, because the mean of its divisors is an integer number (975428393940).

Almost surely, 2^{21603262573422} is an apocalyptic number.

21603262573422 is an abundant number, since it is smaller than the sum of its proper divisors (25217300335698).

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

21603262573422 is a wasteful number, since it uses less digits than its factorization.

21603262573422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32617 (or 32614 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 21603262573422 in words is "twenty-one trillion, six hundred three billion, two hundred sixty-two million, five hundred seventy-three thousand, four hundred twenty-two".