28647462862 has 16 divisors (see below), whose sum is σ = 43705177200. Its totient is φ = 14079133440.

The previous prime is 28647462817. The next prime is 28647462901. The reversal of 28647462862 is 26826474682.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1604062 + ... + 1621822.

It is an arithmetic number, because the mean of its divisors is an integer number (2731573575).

Almost surely, 2^28647462862 is an apocalyptic number.

28647462862 is a deficient number, since it is larger than the sum of its proper divisors (15057714338).

28647462862 is a wasteful number, since it uses less digits than its factorization.

28647462862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31491.

The product of its digits is 12386304, while the sum is 55.

The spelling of 28647462862 in words is "twenty-eight billion, six hundred forty-seven million, four hundred sixty-two thousand, eight hundred sixty-two".