28098026564001 has 16 divisors (see below), whose sum is σ = 37603338266304. Its totient is φ = 18662390656704.

The previous prime is 28098026563927. The next prime is 28098026564009. The reversal of 28098026564001 is 10046562089082.

It is a happy number.

It is not a de Polignac number, because 28098026564001 - 2¹¹ = 28098026561953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28098026564009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1572475 + ... + 7659551.

It is an arithmetic number, because the mean of its divisors is an integer number (2350208641644).

Almost surely, 2^{28098026564001} is an apocalyptic number.

It is an amenable number.

28098026564001 is a deficient number, since it is larger than the sum of its proper divisors (9505311702303).

28098026564001 is a wasteful number, since it uses less digits than its factorization.

28098026564001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6092800.

The product of its (nonzero) digits is 1658880, while the sum is 51.

The spelling of 28098026564001 in words is "twenty-eight trillion, ninety-eight billion, twenty-six million, five hundred sixty-four thousand, one".