345622013342 has 4 divisors (see below), whose sum is σ = 518433020016. Its totient is φ = 172811006670.

The previous prime is 345622013309. The next prime is 345622013381. The reversal of 345622013342 is 243310226543.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×345622013342² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86405503334 + ... + 86405503337.

It is an arithmetic number, because the mean of its divisors is an integer number (129608255004).

Almost surely, 2^345622013342 is an apocalyptic number.

345622013342 is a deficient number, since it is larger than the sum of its proper divisors (172811006674).

345622013342 is a wasteful number, since it uses less digits than its factorization.

345622013342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172811006673.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 345622013342 its reverse (243310226543), we get a palindrome (588932239885).

The spelling of 345622013342 in words is "three hundred forty-five billion, six hundred twenty-two million, thirteen thousand, three hundred forty-two".