28946346782 has 16 divisors (see below), whose sum is σ = 44827740672. Its totient is φ = 14003924760.

The previous prime is 28946346763. The next prime is 28946346797. The reversal of 28946346782 is 28764364982.

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, 362153 + ... + 434795.

It is an arithmetic number, because the mean of its divisors is an integer number (2801733792).

Almost surely, 2^28946346782 is an apocalyptic number.

28946346782 is a deficient number, since it is larger than the sum of its proper divisors (15881393890).

28946346782 is a wasteful number, since it uses less digits than its factorization.

28946346782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79103.

The product of its digits is 27869184, while the sum is 59.

The spelling of 28946346782 in words is "twenty-eight billion, nine hundred forty-six million, three hundred forty-six thousand, seven hundred eighty-two".