345542440054442 has 16 divisors (see below), whose sum is σ = 526196694831360. Its totient is φ = 170154559297008.

The previous prime is 345542440054433. The next prime is 345542440054457. The reversal of 345542440054442 is 244450044245543.

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, 2754316958 + ... + 2754442409.

It is an arithmetic number, because the mean of its divisors is an integer number (32887293426960).

Almost surely, 2^{345542440054442} is an apocalyptic number.

345542440054442 is a deficient number, since it is larger than the sum of its proper divisors (180654254776918).

345542440054442 is a wasteful number, since it uses less digits than its factorization.

345542440054442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5508759845.

The product of its (nonzero) digits is 24576000, while the sum is 50.

Adding to 345542440054442 its reverse (244450044245543), we get a palindrome (589992484299985).

The spelling of 345542440054442 in words is "three hundred forty-five trillion, five hundred forty-two billion, four hundred forty million, fifty-four thousand, four hundred forty-two".