28622552486 has 24 divisors (see below), whose sum is σ = 49754092536. Its totient is φ = 12244939520.

The previous prime is 28622552473. The next prime is 28622552507. The reversal of 28622552486 is 68425522682.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2244551 + ... + 2257266.

It is an arithmetic number, because the mean of its divisors is an integer number (2073087189).

Almost surely, 2^28622552486 is an apocalyptic number.

28622552486 is a deficient number, since it is larger than the sum of its proper divisors (21131540050).

28622552486 is a wasteful number, since it uses less digits than its factorization.

28622552486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4501864 (or 4501847 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 50.

The spelling of 28622552486 in words is "twenty-eight billion, six hundred twenty-two million, five hundred fifty-two thousand, four hundred eighty-six".