28601807027 has 4 divisors (see below), whose sum is σ = 28664393496. Its totient is φ = 28539220560.

The previous prime is 28601807023. The next prime is 28601807051. The reversal of 28601807027 is 72070810682.

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

It is a cyclic number.

It is not a de Polignac number, because 28601807027 - 2² = 28601807023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28601807023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31292549 + ... + 31293462.

It is an arithmetic number, because the mean of its divisors is an integer number (7166098374).

Almost surely, 2^28601807027 is an apocalyptic number.

28601807027 is a deficient number, since it is larger than the sum of its proper divisors (62586469).

28601807027 is an equidigital number, since it uses as much as digits as its factorization.

28601807027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62586468.

The product of its (nonzero) digits is 75264, while the sum is 41.

The spelling of 28601807027 in words is "twenty-eight billion, six hundred one million, eight hundred seven thousand, twenty-seven".