28466925698 has 4 divisors (see below), whose sum is σ = 42700388550. Its totient is φ = 14233462848.

The previous prime is 28466925691. The next prime is 28466925713. The reversal of 28466925698 is 89652966482.

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., 16472952409 + 11993973289 = 128347^2 + 109517^2 .

It is not an unprimeable number, because it can be changed into a prime (28466925691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7116731423 + ... + 7116731426.

Almost surely, 2^28466925698 is an apocalyptic number.

28466925698 is a deficient number, since it is larger than the sum of its proper divisors (14233462852).

28466925698 is a wasteful number, since it uses less digits than its factorization.

28466925698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14233462851.

The product of its digits is 89579520, while the sum is 65.

The spelling of 28466925698 in words is "twenty-eight billion, four hundred sixty-six million, nine hundred twenty-five thousand, six hundred ninety-eight".