345525021434 has 8 divisors (see below), whose sum is σ = 520611692160. Its totient is φ = 171987790716.

The previous prime is 345525021421. The next prime is 345525021451. The reversal of 345525021434 is 434120525543.

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

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, 387359444 + ... + 387360335.

It is an arithmetic number, because the mean of its divisors is an integer number (65076461520).

Almost surely, 2^345525021434 is an apocalyptic number.

345525021434 is a deficient number, since it is larger than the sum of its proper divisors (175086670726).

345525021434 is a wasteful number, since it uses less digits than its factorization.

345525021434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774720004.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 345525021434 its reverse (434120525543), we get a palindrome (779645546977).

The spelling of 345525021434 in words is "three hundred forty-five billion, five hundred twenty-five million, twenty-one thousand, four hundred thirty-four".