2645698027 has 8 divisors (see below), whose sum is σ = 3155118336. Its totient is φ = 2169143592.

The previous prime is 2645698021. The next prime is 2645698051. The reversal of 2645698027 is 7208965462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2645698027 - 2²⁷ = 2511480299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2645698021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8216293 + ... + 8216614.

It is an arithmetic number, because the mean of its divisors is an integer number (394389792).

Almost surely, 2^2645698027 is an apocalyptic number.

2645698027 is a deficient number, since it is larger than the sum of its proper divisors (509420309).

2645698027 is a wasteful number, since it uses less digits than its factorization.

2645698027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16432937.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The square root of 2645698027 is about 51436.3492775294. The cubic root of 2645698027 is about 1383.0782693165.

The spelling of 2645698027 in words is "two billion, six hundred forty-five million, six hundred ninety-eight thousand, twenty-seven".