345161531738 has 16 divisors (see below), whose sum is σ = 560946513600. Its totient is φ = 158651537856.

The previous prime is 345161531717. The next prime is 345161531747. The reversal of 345161531738 is 837135161543.

It is a junction number, because it is equal to n+sod(n) for n = 345161531692 and 345161531701.

It is an unprimeable number.

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, 118042838 + ... + 118045761.

It is an arithmetic number, because the mean of its divisors is an integer number (35059157100).

Almost surely, 2^345161531738 is an apocalyptic number.

345161531738 is a deficient number, since it is larger than the sum of its proper divisors (215784981862).

345161531738 is a wasteful number, since it uses less digits than its factorization.

345161531738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236088661.

The product of its digits is 907200, while the sum is 47.

The spelling of 345161531738 in words is "three hundred forty-five billion, one hundred sixty-one million, five hundred thirty-one thousand, seven hundred thirty-eight".