345144330530 has 16 divisors (see below), whose sum is σ = 621271287360. Its totient is φ = 138055178352.

The previous prime is 345144330457. The next prime is 345144330551. The reversal of 345144330530 is 35033441543.

It is a Curzon number.

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, 306851 + ... + 885689.

It is an arithmetic number, because the mean of its divisors is an integer number (38829455460).

Almost surely, 2^345144330530 is an apocalyptic number.

345144330530 is a deficient number, since it is larger than the sum of its proper divisors (276126956830).

345144330530 is a wasteful number, since it uses less digits than its factorization.

345144330530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638473.

The product of its (nonzero) digits is 129600, while the sum is 35.

The spelling of 345144330530 in words is "three hundred forty-five billion, one hundred forty-four million, three hundred thirty thousand, five hundred thirty".