340563655103454 has 12 divisors (see below), whose sum is σ = 737887919390856. Its totient is φ = 113521218367812.

The previous prime is 340563655103453. The next prime is 340563655103467. The reversal of 340563655103454 is 454301556365043.

340563655103454 is a `hidden beast` number, since 3 + 4 + 0 + 5 + 6 + 3 + 6 + 551 + 0 + 34 + 54 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 340563655103454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340563655103453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9460101530634 + ... + 9460101530669.

It is an arithmetic number, because the mean of its divisors is an integer number (61490659949238).

Almost surely, 2^{340563655103454} is an apocalyptic number.

340563655103454 is an abundant number, since it is smaller than the sum of its proper divisors (397324264287402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340563655103454 is a wasteful number, since it uses less digits than its factorization.

340563655103454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18920203061311 (or 18920203061308 counting only the distinct ones).

The product of its (nonzero) digits is 38880000, while the sum is 54.

The spelling of 340563655103454 in words is "three hundred forty trillion, five hundred sixty-three billion, six hundred fifty-five million, one hundred three thousand, four hundred fifty-four".