345311535320 has 32 divisors (see below), whose sum is σ = 777264843600. Its totient is φ = 138068811648.

The previous prime is 345311535293. The next prime is 345311535323. The reversal of 345311535320 is 23535113543.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345311535323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1643510 + ... + 1841669.

Almost surely, 2^345311535320 is an apocalyptic number.

It is an amenable number.

345311535320 is an abundant number, since it is smaller than the sum of its proper divisors (431953308280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345311535320 is a wasteful number, since it uses less digits than its factorization.

345311535320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3487667 (or 3487663 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 345311535320 its reverse (23535113543), we get a palindrome (368846648863).

The spelling of 345311535320 in words is "three hundred forty-five billion, three hundred eleven million, five hundred thirty-five thousand, three hundred twenty".