340893208629 has 12 divisors (see below), whose sum is σ = 492406920096. Its totient is φ = 227259545832.

The previous prime is 340893208609. The next prime is 340893208639. The reversal of 340893208629 is 926802398043.

It is a happy number.

340893208629 is a `hidden beast` number, since 3 + 4 + 0 + 8 + 9 + 3 + 2 + 0 + 8 + 629 = 666.

It is not a de Polignac number, because 340893208629 - 2²⁸ = 340624773173 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340893208609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 944482 + ... + 1254524.

It is an arithmetic number, because the mean of its divisors is an integer number (41033910008).

Almost surely, 2^340893208629 is an apocalyptic number.

It is an amenable number.

340893208629 is a deficient number, since it is larger than the sum of its proper divisors (151513711467).

340893208629 is a wasteful number, since it uses less digits than its factorization.

340893208629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432216 (or 432213 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 340893208629 in words is "three hundred forty billion, eight hundred ninety-three million, two hundred eight thousand, six hundred twenty-nine".