340541346440413 has 4 divisors (see below), whose sum is σ = 340541442498528. Its totient is φ = 340541250382300.

The previous prime is 340541346440411. The next prime is 340541346440441. The reversal of 340541346440413 is 314044643145043.

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 340541346440413 - 2¹ = 340541346440411 is a prime.

It is a super-2 number, since 2×340541346440413² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340541346440411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42499081 + ... + 49872382.

It is an arithmetic number, because the mean of its divisors is an integer number (85135360624632).

Almost surely, 2^{340541346440413} is an apocalyptic number.

It is an amenable number.

340541346440413 is a deficient number, since it is larger than the sum of its proper divisors (96058115).

340541346440413 is an equidigital number, since it uses as much as digits as its factorization.

340541346440413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96058114.

The product of its (nonzero) digits is 3317760, while the sum is 46.

Adding to 340541346440413 its reverse (314044643145043), we get a palindrome (654585989585456).

The spelling of 340541346440413 in words is "three hundred forty trillion, five hundred forty-one billion, three hundred forty-six million, four hundred forty thousand, four hundred thirteen".