340673403669 has 4 divisors (see below), whose sum is σ = 454231204896. Its totient is φ = 227115602444.

The previous prime is 340673403661. The next prime is 340673403701. The reversal of 340673403669 is 966304376043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340673403669 - 2³ = 340673403661 is a prime.

It is a super-2 number, since 2×340673403669² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340673403661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56778900609 + ... + 56778900614.

It is an arithmetic number, because the mean of its divisors is an integer number (113557801224).

Almost surely, 2^340673403669 is an apocalyptic number.

It is an amenable number.

340673403669 is a deficient number, since it is larger than the sum of its proper divisors (113557801227).

340673403669 is a wasteful number, since it uses less digits than its factorization.

340673403669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113557801226.

The product of its (nonzero) digits is 5878656, while the sum is 51.

The spelling of 340673403669 in words is "three hundred forty billion, six hundred seventy-three million, four hundred three thousand, six hundred sixty-nine".