8202550005427 has 4 divisors (see below), whose sum is σ = 8377072346016. Its totient is φ = 8028027664840.

The previous prime is 8202550005383. The next prime is 8202550005443. The reversal of 8202550005427 is 7245000552028.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8202550005427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8202550005427.

It is not an unprimeable number, because it can be changed into a prime (8202550005487) 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, 87261170224 + ... + 87261170317.

It is an arithmetic number, because the mean of its divisors is an integer number (2094268086504).

Almost surely, 2^{8202550005427} is an apocalyptic number.

8202550005427 is a deficient number, since it is larger than the sum of its proper divisors (174522340589).

8202550005427 is a wasteful number, since it uses less digits than its factorization.

8202550005427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174522340588.

The product of its (nonzero) digits is 224000, while the sum is 40.

The spelling of 8202550005427 in words is "eight trillion, two hundred two billion, five hundred fifty million, five thousand, four hundred twenty-seven".