345531511434441 has 32 divisors (see below), whose sum is σ = 479496680593920. Its totient is φ = 221145168472704.

The previous prime is 345531511434427. The next prime is 345531511434457. The reversal of 345531511434441 is 144434115135543.

It is not a de Polignac number, because 345531511434441 - 2³⁴ = 345514331565257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345531511434491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39707626 + ... + 47620988.

It is an arithmetic number, because the mean of its divisors is an integer number (14984271268560).

Almost surely, 2^{345531511434441} is an apocalyptic number.

It is an amenable number.

345531511434441 is a deficient number, since it is larger than the sum of its proper divisors (133965169159479).

345531511434441 is a wasteful number, since it uses less digits than its factorization.

345531511434441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7919205.

The product of its digits is 3456000, while the sum is 48.

Adding to 345531511434441 its reverse (144434115135543), we get a palindrome (489965626569984).

The spelling of 345531511434441 in words is "three hundred forty-five trillion, five hundred thirty-one billion, five hundred eleven million, four hundred thirty-four thousand, four hundred forty-one".