343220536066 has 16 divisors (see below), whose sum is σ = 545155921944. Its totient is φ = 161503412224.

The previous prime is 343220535953. The next prime is 343220536081. The reversal of 343220536066 is 660635022343.

It can be written as a sum of positive squares in 4 ways, for example, as 315483299041 + 27737237025 = 561679^2 + 166545^2 .

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, 88386 + ... + 833218.

Almost surely, 2^343220536066 is an apocalyptic number.

343220536066 is a deficient number, since it is larger than the sum of its proper divisors (201935385878).

343220536066 is a wasteful number, since it uses less digits than its factorization.

343220536066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758405.

The product of its (nonzero) digits is 466560, while the sum is 40.

The spelling of 343220536066 in words is "three hundred forty-three billion, two hundred twenty million, five hundred thirty-six thousand, sixty-six".