28526641058 has 4 divisors (see below), whose sum is σ = 42789961590. Its totient is φ = 14263320528.

The previous prime is 28526641057. The next prime is 28526641123. The reversal of 28526641058 is 85014662582.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16800566689 + 11726074369 = 129617^2 + 108287^2 .

It is not an unprimeable number, because it can be changed into a prime (28526641057) by changing a digit.

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 as a sum of consecutive naturals, namely, 7131660263 + ... + 7131660266.

Almost surely, 2^28526641058 is an apocalyptic number.

28526641058 is a deficient number, since it is larger than the sum of its proper divisors (14263320532).

28526641058 is a wasteful number, since it uses less digits than its factorization.

28526641058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14263320531.

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 28526641058 in words is "twenty-eight billion, five hundred twenty-six million, six hundred forty-one thousand, fifty-eight".