340240002402407 has 2 divisors, whose sum is σ = 340240002402408. Its totient is φ = 340240002402406.

The previous prime is 340240002402389. The next prime is 340240002402451. The reversal of 340240002402407 is 704204200042043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340240002402407 - 2⁶ = 340240002402343 is a prime.

It is a super-2 number, since 2×340240002402407² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340240002422407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170120001201203 + 170120001201204.

It is an arithmetic number, because the mean of its divisors is an integer number (170120001201204).

Almost surely, 2^{340240002402407} is an apocalyptic number.

340240002402407 is a deficient number, since it is larger than the sum of its proper divisors (1).

340240002402407 is an equidigital number, since it uses as much as digits as its factorization.

340240002402407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 32.

The spelling of 340240002402407 in words is "three hundred forty trillion, two hundred forty billion, two million, four hundred two thousand, four hundred seven".