28118522546 has 32 divisors (see below), whose sum is σ = 45434234880. Its totient is φ = 13002912000.

The previous prime is 28118522527. The next prime is 28118522591. The reversal of 28118522546 is 64522581182.

It is a junction number, because it is equal to n+sod(n) for n = 28118522497 and 28118522506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2381285 + ... + 2393063.

It is an arithmetic number, because the mean of its divisors is an integer number (1419819840).

Almost surely, 2^28118522546 is an apocalyptic number.

28118522546 is a deficient number, since it is larger than the sum of its proper divisors (17315712334).

28118522546 is a wasteful number, since it uses less digits than its factorization.

28118522546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13010.

The product of its digits is 307200, while the sum is 44.

The spelling of 28118522546 in words is "twenty-eight billion, one hundred eighteen million, five hundred twenty-two thousand, five hundred forty-six".