345421855022 has 8 divisors (see below), whose sum is σ = 518135286816. Its totient is φ = 172710092752.

The previous prime is 345421854997. The next prime is 345421855057. The reversal of 345421855022 is 220558124543.

It is a happy number.

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

It is a congruent number.

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, 529403 + ... + 985449.

It is an arithmetic number, because the mean of its divisors is an integer number (64766910852).

Almost surely, 2^345421855022 is an apocalyptic number.

345421855022 is a deficient number, since it is larger than the sum of its proper divisors (172713431794).

345421855022 is a wasteful number, since it uses less digits than its factorization.

345421855022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834762.

The product of its (nonzero) digits is 384000, while the sum is 41.

Adding to 345421855022 its reverse (220558124543), we get a palindrome (565979979565).

The spelling of 345421855022 in words is "three hundred forty-five billion, four hundred twenty-one million, eight hundred fifty-five thousand, twenty-two".