2258428784472 has 128 divisors (see below), whose sum is σ = 7195131187200. Its totient is φ = 642968928000.

The previous prime is 2258428784471. The next prime is 2258428784533. The reversal of 2258428784472 is 2744878248522.

It is a happy number.

2258428784472 is a `hidden beast` number, since 2 + 2 + 5 + 8 + 4 + 2 + 87 + 84 + 472 = 666.

2258428784472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2258428784471) 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, 2232904 + ... + 3082647.

It is an arithmetic number, because the mean of its divisors is an integer number (56211962400).

Almost surely, 2^{2258428784472} is an apocalyptic number.

It is an amenable number.

2258428784472 is an abundant number, since it is smaller than the sum of its proper divisors (4936702402728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2258428784472 is a wasteful number, since it uses less digits than its factorization.

2258428784472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5315854 (or 5315844 counting only the distinct ones).

The product of its digits is 128450560, while the sum is 63.

The spelling of 2258428784472 in words is "two trillion, two hundred fifty-eight billion, four hundred twenty-eight million, seven hundred eighty-four thousand, four hundred seventy-two".