28604167086 has 32 divisors (see below), whose sum is σ = 62961401088. Its totient is φ = 8591219840.

The previous prime is 28604167049. The next prime is 28604167091. The reversal of 28604167086 is 68076140682.

It is a Curzon number.

It is a congruent number.

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, 1910226 + ... + 1925141.

It is an arithmetic number, because the mean of its divisors is an integer number (1967543784).

Almost surely, 2^28604167086 is an apocalyptic number.

28604167086 is an abundant number, since it is smaller than the sum of its proper divisors (34357234002).

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

28604167086 is a wasteful number, since it uses less digits than its factorization.

28604167086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835496.

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 28604167086 in words is "twenty-eight billion, six hundred four million, one hundred sixty-seven thousand, eighty-six".