340023333304442 has 8 divisors (see below), whose sum is σ = 511850071131732. Its totient is φ = 169406642927200.

The previous prime is 340023333304367. The next prime is 340023333304453. The reversal of 340023333304442 is 244403333320043.

It can be written as a sum of positive squares in 2 ways, for example, as 339660145076641 + 363188227801 = 18429871^2 + 602651^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 340023333304396 and 340023333304405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302511861809 + ... + 302511862932.

Almost surely, 2^{340023333304442} is an apocalyptic number.

340023333304442 is a deficient number, since it is larger than the sum of its proper divisors (171826737827290).

340023333304442 is a wasteful number, since it uses less digits than its factorization.

340023333304442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605023725024.

The product of its (nonzero) digits is 746496, while the sum is 38.

Adding to 340023333304442 its reverse (244403333320043), we get a palindrome (584426666624485).

The spelling of 340023333304442 in words is "three hundred forty trillion, twenty-three billion, three hundred thirty-three million, three hundred four thousand, four hundred forty-two".