342444440043440 has 40 divisors (see below), whose sum is σ = 909923797831200. Its totient is φ = 117409522300416.

The previous prime is 342444440043337. The next prime is 342444440043473. The reversal of 342444440043440 is 44340044444243.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 342444440043391 and 342444440043400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305753963765 + ... + 305753964884.

It is an arithmetic number, because the mean of its divisors is an integer number (22748094945780).

Almost surely, 2^{342444440043440} is an apocalyptic number.

It is an amenable number.

342444440043440 is an abundant number, since it is smaller than the sum of its proper divisors (567479357787760).

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

342444440043440 is a wasteful number, since it uses less digits than its factorization.

342444440043440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611507928669 (or 611507928663 counting only the distinct ones).

The product of its (nonzero) digits is 4718592, while the sum is 44.

Adding to 342444440043440 its reverse (44340044444243), we get a palindrome (386784484487683).

The spelling of 342444440043440 in words is "three hundred forty-two trillion, four hundred forty-four billion, four hundred forty million, forty-three thousand, four hundred forty".