2228785943730 has 32 divisors (see below), whose sum is σ = 5349130617600. Its totient is φ = 594337990272.

The previous prime is 2228785943729. The next prime is 2228785943731. The reversal of 2228785943730 is 373495878222.

It is an interprime number because it is at equal distance from previous prime (2228785943729) and next prime (2228785943731).

It is not an unprimeable number, because it can be changed into a prime (2228785943731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4711351 + ... + 5162789.

It is an arithmetic number, because the mean of its divisors is an integer number (167160331800).

Almost surely, 2^{2228785943730} is an apocalyptic number.

2228785943730 is an abundant number, since it is smaller than the sum of its proper divisors (3120344673870).

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

2228785943730 is a wasteful number, since it uses less digits than its factorization.

2228785943730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616018.

The product of its (nonzero) digits is 40642560, while the sum is 60.

The spelling of 2228785943730 in words is "two trillion, two hundred twenty-eight billion, seven hundred eighty-five million, nine hundred forty-three thousand, seven hundred thirty".