340517054405 has 32 divisors (see below), whose sum is σ = 472090135680. Its totient is φ = 233031454720.

The previous prime is 340517054363. The next prime is 340517054447. The reversal of 340517054405 is 504450715043.

It is an interprime number because it is at equal distance from previous prime (340517054363) and next prime (340517054447).

It is not a de Polignac number, because 340517054405 - 2⁸ = 340517054149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4647062 + ... + 4719768.

It is an arithmetic number, because the mean of its divisors is an integer number (14752816740).

Almost surely, 2^340517054405 is an apocalyptic number.

It is an amenable number.

340517054405 is a deficient number, since it is larger than the sum of its proper divisors (131573081275).

340517054405 is a wasteful number, since it uses less digits than its factorization.

340517054405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77749.

The product of its (nonzero) digits is 168000, while the sum is 38.

Adding to 340517054405 its reverse (504450715043), we get a palindrome (844967769448).

The spelling of 340517054405 in words is "three hundred forty billion, five hundred seventeen million, fifty-four thousand, four hundred five".