28190652122 has 8 divisors (see below), whose sum is σ = 42401199936. Its totient is φ = 14056918812.

The previous prime is 28190652109. The next prime is 28190652151. The reversal of 28190652122 is 22125609182.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19202708 + ... + 19204175.

It is an arithmetic number, because the mean of its divisors is an integer number (5300149992).

Almost surely, 2^28190652122 is an apocalyptic number.

28190652122 is a deficient number, since it is larger than the sum of its proper divisors (14210547814).

28190652122 is a wasteful number, since it uses less digits than its factorization.

28190652122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38407252.

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 28190652122 in words is "twenty-eight billion, one hundred ninety million, six hundred fifty-two thousand, one hundred twenty-two".