340450838758 has 4 divisors (see below), whose sum is σ = 510676258140. Its totient is φ = 170225419378.

The previous prime is 340450838737. The next prime is 340450838789. The reversal of 340450838758 is 857838054043.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×340450838758² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340450838699 and 340450838708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85112709688 + ... + 85112709691.

It is an arithmetic number, because the mean of its divisors is an integer number (127669064535).

Almost surely, 2^340450838758 is an apocalyptic number.

340450838758 is a deficient number, since it is larger than the sum of its proper divisors (170225419382).

340450838758 is a wasteful number, since it uses less digits than its factorization.

340450838758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170225419381.

The product of its (nonzero) digits is 12902400, while the sum is 55.

The spelling of 340450838758 in words is "three hundred forty billion, four hundred fifty million, eight hundred thirty-eight thousand, seven hundred fifty-eight".