346543621442 has 8 divisors (see below), whose sum is σ = 520148865600. Its totient is φ = 173160666244.

The previous prime is 346543621399. The next prime is 346543621499. The reversal of 346543621442 is 244126345643.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 346543621393 and 346543621402.

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, 55568342 + ... + 55574577.

It is an arithmetic number, because the mean of its divisors is an integer number (65018608200).

Almost surely, 2^346543621442 is an apocalyptic number.

346543621442 is a deficient number, since it is larger than the sum of its proper divisors (173605244158).

346543621442 is a wasteful number, since it uses less digits than its factorization.

346543621442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111144480.

The product of its digits is 1658880, while the sum is 44.

The spelling of 346543621442 in words is "three hundred forty-six billion, five hundred forty-three million, six hundred twenty-one thousand, four hundred forty-two".