28132572022 has 16 divisors (see below), whose sum is σ = 42305709600. Its totient is φ = 14030691840.

The previous prime is 28132571989. The next prime is 28132572029. The reversal of 28132572022 is 22027523182.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28132572029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5048854 + ... + 5054422.

It is an arithmetic number, because the mean of its divisors is an integer number (2644106850).

Almost surely, 2^28132572022 is an apocalyptic number.

28132572022 is a deficient number, since it is larger than the sum of its proper divisors (14173137578).

28132572022 is a wasteful number, since it uses less digits than its factorization.

28132572022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11511.

The product of its (nonzero) digits is 26880, while the sum is 34.

The spelling of 28132572022 in words is "twenty-eight billion, one hundred thirty-two million, five hundred seventy-two thousand, twenty-two".