340066840072 has 16 divisors (see below), whose sum is σ = 646359919740. Its totient is φ = 167704194816.

The previous prime is 340066840067. The next prime is 340066840081. The reversal of 340066840072 is 270048660043.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 334646052196 + 5420787876 = 578486^2 + 73626^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291152533 + ... + 291153700.

Almost surely, 2^340066840072 is an apocalyptic number.

It is an amenable number.

340066840072 is a deficient number, since it is larger than the sum of its proper divisors (306293079668).

340066840072 is a wasteful number, since it uses less digits than its factorization.

340066840072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582306312 (or 582306308 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 340066840072 in words is "three hundred forty billion, sixty-six million, eight hundred forty thousand, seventy-two".