228024550657 has 4 divisors (see below), whose sum is σ = 229389967296. Its totient is φ = 226659134020.

The previous prime is 228024550597. The next prime is 228024550697. The reversal of 228024550657 is 756055420822.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228024550657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228024550697) 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, 682708069 + ... + 682708402.

It is an arithmetic number, because the mean of its divisors is an integer number (57347491824).

Almost surely, 2^228024550657 is an apocalyptic number.

It is an amenable number.

228024550657 is a deficient number, since it is larger than the sum of its proper divisors (1365416639).

228024550657 is a wasteful number, since it uses less digits than its factorization.

228024550657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365416638.

The product of its (nonzero) digits is 1344000, while the sum is 46.

The spelling of 228024550657 in words is "two hundred twenty-eight billion, twenty-four million, five hundred fifty thousand, six hundred fifty-seven".