345518573436 has 36 divisors (see below), whose sum is σ = 877827662712. Its totient is φ = 114588221664.

The previous prime is 345518573339. The next prime is 345518573437. The reversal of 345518573436 is 634375815543.

345518573436 is a `hidden beast` number, since 3 + 4 + 55 + 18 + 573 + 4 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345518573437) 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 11 ways as a sum of consecutive naturals, for example, 24352650 + ... + 24366833.

It is an arithmetic number, because the mean of its divisors is an integer number (24384101742).

Almost surely, 2^345518573436 is an apocalyptic number.

345518573436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

345518573436 is an abundant number, since it is smaller than the sum of its proper divisors (532309089276).

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

345518573436 is a wasteful number, since it uses less digits than its factorization.

345518573436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48719690 (or 48719685 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 54.

The spelling of 345518573436 in words is "three hundred forty-five billion, five hundred eighteen million, five hundred seventy-three thousand, four hundred thirty-six".