28714462258 has 12 divisors (see below), whose sum is σ = 44124580458. Its totient is φ = 14006306240.

The previous prime is 28714462247. The next prime is 28714462267. The reversal of 28714462258 is 85226441782.

It can be written as a sum of positive squares in 3 ways, for example, as 25121299009 + 3593163249 = 158497^2 + 59943^2 .

It is a super-2 number, since 2×28714462258² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1525110 + ... + 1543822.

Almost surely, 2^28714462258 is an apocalyptic number.

28714462258 is a deficient number, since it is larger than the sum of its proper divisors (15410118200).

28714462258 is an frugal number, since it uses more digits than its factorization.

28714462258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37469 (or 18756 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 49.

The spelling of 28714462258 in words is "twenty-eight billion, seven hundred fourteen million, four hundred sixty-two thousand, two hundred fifty-eight".