340312222044 has 96 divisors (see below), whose sum is σ = 884460810240. Its totient is φ = 113158793664.

The previous prime is 340312221961. The next prime is 340312222067. The reversal of 340312222044 is 440222213043.

340312222044 is a `hidden beast` number, since 340 + 312 + 2 + 2 + 2 + 0 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 340312221999 and 340312222017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128563929 + ... + 128566575.

It is an arithmetic number, because the mean of its divisors is an integer number (9213133440).

Almost surely, 2^340312222044 is an apocalyptic number.

It is an amenable number.

340312222044 is an abundant number, since it is smaller than the sum of its proper divisors (544148588196).

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

340312222044 is a wasteful number, since it uses less digits than its factorization.

340312222044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5136 (or 5128 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 340312222044 its reverse (440222213043), we get a palindrome (780534435087).

Subtracting 340312222044 from its reverse (440222213043), we obtain a palindrome (99909990999).

The spelling of 340312222044 in words is "three hundred forty billion, three hundred twelve million, two hundred twenty-two thousand, forty-four".