228001764343 has 4 divisors (see below), whose sum is σ = 232852865760. Its totient is φ = 223150662928.

The previous prime is 228001764337. The next prime is 228001764349. The reversal of 228001764343 is 343467100822.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (228001764337) and next prime (228001764349).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228001764343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 228001764296 and 228001764305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228001764349) 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, 2425550638 + ... + 2425550731.

It is an arithmetic number, because the mean of its divisors is an integer number (58213216440).

Almost surely, 2^228001764343 is an apocalyptic number.

228001764343 is a deficient number, since it is larger than the sum of its proper divisors (4851101417).

228001764343 is an equidigital number, since it uses as much as digits as its factorization.

228001764343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4851101416.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 228001764343 in words is "two hundred twenty-eight billion, one million, seven hundred sixty-four thousand, three hundred forty-three".