340340020043042 has 8 divisors (see below), whose sum is σ = 510515915641536. Its totient is φ = 170168048162532.

The previous prime is 340340020043011. The next prime is 340340020043069. The reversal of 340340020043042 is 240340020043043.

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

It is a super-2 number, since 2×340340020043042² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340340020042996 and 340340020043014.

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, 980712638 + ... + 981059609.

It is an arithmetic number, because the mean of its divisors is an integer number (63814489455192).

Almost surely, 2^{340340020043042} is an apocalyptic number.

340340020043042 is a deficient number, since it is larger than the sum of its proper divisors (170175895598494).

340340020043042 is a wasteful number, since it uses less digits than its factorization.

340340020043042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961858992.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 340340020043042 its reverse (240340020043043), we get a palindrome (580680040086085).

Subtracting from 340340020043042 its reverse (240340020043043), we obtain a palindrome (99999999999999).

The spelling of 340340020043042 in words is "three hundred forty trillion, three hundred forty billion, twenty million, forty-three thousand, forty-two".