28735379814 has 16 divisors (see below), whose sum is σ = 59452510320. Its totient is φ = 9248168160.

The previous prime is 28735379807. The next prime is 28735379863. The reversal of 28735379814 is 41897353782.

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, 82572757 + ... + 82573104.

It is an arithmetic number, because the mean of its divisors is an integer number (3715781895).

Almost surely, 2^28735379814 is an apocalyptic number.

28735379814 is an abundant number, since it is smaller than the sum of its proper divisors (30717130506).

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

28735379814 is a wasteful number, since it uses less digits than its factorization.

28735379814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165145895.

The product of its digits is 10160640, while the sum is 57.

The spelling of 28735379814 in words is "twenty-eight billion, seven hundred thirty-five million, three hundred seventy-nine thousand, eight hundred fourteen".