342640041444 has 36 divisors (see below), whose sum is σ = 870001839616. Its totient is φ = 113701177008.

The previous prime is 342640041439. The next prime is 342640041463. The reversal of 342640041444 is 444140046243.

342640041444 is a `hidden beast` number, since 3 + 4 + 2 + 640 + 0 + 4 + 1 + 4 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 342640041399 and 342640041408.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21332284 + ... + 21348339.

Almost surely, 2^342640041444 is an apocalyptic number.

It is an amenable number.

342640041444 is an abundant number, since it is smaller than the sum of its proper divisors (527361798172).

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

342640041444 is a wasteful number, since it uses less digits than its factorization.

342640041444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42680856 (or 42680851 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 342640041444 its reverse (444140046243), we get a palindrome (786780087687).

The spelling of 342640041444 in words is "three hundred forty-two billion, six hundred forty million, forty-one thousand, four hundred forty-four".