340373740423 has 2 divisors, whose sum is σ = 340373740424. Its totient is φ = 340373740422.

The previous prime is 340373740403. The next prime is 340373740439. The reversal of 340373740423 is 324047373043.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340373740423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340373740403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170186870211 + 170186870212.

It is an arithmetic number, because the mean of its divisors is an integer number (170186870212).

Almost surely, 2^340373740423 is an apocalyptic number.

340373740423 is a deficient number, since it is larger than the sum of its proper divisors (1).

340373740423 is an equidigital number, since it uses as much as digits as its factorization.

340373740423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 40.

The spelling of 340373740423 in words is "three hundred forty billion, three hundred seventy-three million, seven hundred forty thousand, four hundred twenty-three".