342240513644 has 12 divisors (see below), whose sum is σ = 615107950464. Its totient is φ = 166495384944.

The previous prime is 342240513619. The next prime is 342240513649. The reversal of 342240513644 is 446315042243.

It is a junction number, because it is equal to n+sod(n) for n = 342240513598 and 342240513607.

It is not an unprimeable number, because it can be changed into a prime (342240513649) 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, 1156217804 + ... + 1156218099.

It is an arithmetic number, because the mean of its divisors is an integer number (51258995872).

Almost surely, 2^342240513644 is an apocalyptic number.

It is an amenable number.

342240513644 is a deficient number, since it is larger than the sum of its proper divisors (272867436820).

342240513644 is a wasteful number, since it uses less digits than its factorization.

342240513644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312435944 (or 2312435942 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 342240513644 its reverse (446315042243), we get a palindrome (788555555887).

The spelling of 342240513644 in words is "three hundred forty-two billion, two hundred forty million, five hundred thirteen thousand, six hundred forty-four".