228464601345 has 24 divisors (see below), whose sum is σ = 398217643200. Its totient is φ = 121167069216.

The previous prime is 228464601307. The next prime is 228464601347. The reversal of 228464601345 is 543106464822.

228464601345 is a `hidden beast` number, since 2 + 2 + 8 + 4 + 6 + 4 + 601 + 34 + 5 = 666.

It is not a de Polignac number, because 228464601345 - 2¹⁶ = 228464535809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 228464601345.

It is not an unprimeable number, because it can be changed into a prime (228464601347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14173485 + ... + 14189594.

It is an arithmetic number, because the mean of its divisors is an integer number (16592401800).

Almost surely, 2^228464601345 is an apocalyptic number.

It is an amenable number.

228464601345 is a deficient number, since it is larger than the sum of its proper divisors (169753041855).

228464601345 is a wasteful number, since it uses less digits than its factorization.

228464601345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28363269 (or 28363266 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 228464601345 in words is "two hundred twenty-eight billion, four hundred sixty-four million, six hundred one thousand, three hundred forty-five".