340953535454563 has 2 divisors, whose sum is σ = 340953535454564. Its totient is φ = 340953535454562.

The previous prime is 340953535454531. The next prime is 340953535454573. The reversal of 340953535454563 is 365454535359043.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340953535454563 - 2⁵ = 340953535454531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340953535454495 and 340953535454504.

It is not a weakly prime, because it can be changed into another prime (340953535454573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170476767727281 + 170476767727282.

It is an arithmetic number, because the mean of its divisors is an integer number (170476767727282).

Almost surely, 2^{340953535454563} is an apocalyptic number.

340953535454563 is a deficient number, since it is larger than the sum of its proper divisors (1).

340953535454563 is an equidigital number, since it uses as much as digits as its factorization.

340953535454563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 874800000, while the sum is 64.

The spelling of 340953535454563 in words is "three hundred forty trillion, nine hundred fifty-three billion, five hundred thirty-five million, four hundred fifty-four thousand, five hundred sixty-three".