228105611570051 has 4 divisors (see below), whose sum is σ = 228107455254504. Its totient is φ = 228103767885600.

The previous prime is 228105611569967. The next prime is 228105611570087. The reversal of 228105611570051 is 150075116501822.

It is a happy number.

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 228105611570051 - 2¹⁸ = 228105611307907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 228105611569984 and 228105611570011.

It is not an unprimeable number, because it can be changed into a prime (228105611570351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921656630 + ... + 921904091.

It is an arithmetic number, because the mean of its divisors is an integer number (57026863813626).

Almost surely, 2^{228105611570051} is an apocalyptic number.

228105611570051 is a deficient number, since it is larger than the sum of its proper divisors (1843684453).

228105611570051 is a wasteful number, since it uses less digits than its factorization.

228105611570051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843684452.

The product of its (nonzero) digits is 168000, while the sum is 44.

The spelling of 228105611570051 in words is "two hundred twenty-eight trillion, one hundred five billion, six hundred eleven million, five hundred seventy thousand, fifty-one".