228525707525822 has 64 divisors (see below), whose sum is σ = 412040859033600. Its totient is φ = 92988548864640.

The previous prime is 228525707525821. The next prime is 228525707525839.

228525707525822 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228525707525821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 687110504 + ... + 687443012.

It is an arithmetic number, because the mean of its divisors is an integer number (6438138422400).

Almost surely, 2^{228525707525822} is an apocalyptic number.

228525707525822 is a deficient number, since it is larger than the sum of its proper divisors (183515151507778).

228525707525822 is a wasteful number, since it uses less digits than its factorization.

228525707525822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362481.

The product of its (nonzero) digits is 125440000, while the sum is 62.

The spelling of 228525707525822 in words is "two hundred twenty-eight trillion, five hundred twenty-five billion, seven hundred seven million, five hundred twenty-five thousand, eight hundred twenty-two".