340667166889 has 27 divisors (see below), whose sum is σ = 399240527517. Its totient is φ = 289839693528.

The previous prime is 340667166841. The next prime is 340667166907. The reversal of 340667166889 is 988661766043.

The square root of 340667166889 is 583667.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 340667166889 - 2¹³ = 340667158697 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340667166889.

It is not an unprimeable number, because it can be changed into a prime (340667146889) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 813047922 + ... + 813048340.

Almost surely, 2^340667166889 is an apocalyptic number.

340667166889 is the 583667-th square number.

340667166889 is the 291834-th centered octagonal number.

It is an amenable number.

340667166889 is a deficient number, since it is larger than the sum of its proper divisors (58573360628).

340667166889 is an frugal number, since it uses more digits than its factorization.

340667166889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250 (or 625 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 64.

Multiplying 340667166889 by its sum of digits (64), we get a square (21802698680896 = 4669336²).

The spelling of 340667166889 in words is "three hundred forty billion, six hundred sixty-seven million, one hundred sixty-six thousand, eight hundred eighty-nine".