340954076719 has 4 divisors (see below), whose sum is σ = 340972837920. Its totient is φ = 340935315520.

The previous prime is 340954076717. The next prime is 340954076747. The reversal of 340954076719 is 917670459043.

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

It is a cyclic number.

It is not a de Polignac number, because 340954076719 - 2¹ = 340954076717 is a prime.

It is a super-2 number, since 2×340954076719² (a number of 24 digits) contains 22 as substring.

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 340954076719.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340954076717) 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, 9353314 + ... + 9389695.

It is an arithmetic number, because the mean of its divisors is an integer number (85243209480).

Almost surely, 2^340954076719 is an apocalyptic number.

340954076719 is a deficient number, since it is larger than the sum of its proper divisors (18761201).

340954076719 is a wasteful number, since it uses less digits than its factorization.

340954076719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18761200.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 340954076719 in words is "three hundred forty billion, nine hundred fifty-four million, seventy-six thousand, seven hundred nineteen".