340226656887 has 32 divisors (see below), whose sum is σ = 503317547712. Its totient is φ = 203068698624.

The previous prime is 340226656853. The next prime is 340226656909. The reversal of 340226656887 is 788656622043.

It is not a de Polignac number, because 340226656887 - 2²⁸ = 339958221431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340226656817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85543 + ... + 829319.

It is an arithmetic number, because the mean of its divisors is an integer number (15728673366).

Almost surely, 2^340226656887 is an apocalyptic number.

340226656887 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

340226656887 is a deficient number, since it is larger than the sum of its proper divisors (163090890825).

340226656887 is a wasteful number, since it uses less digits than its factorization.

340226656887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744147.

The product of its (nonzero) digits is 23224320, while the sum is 57.

The spelling of 340226656887 in words is "three hundred forty billion, two hundred twenty-six million, six hundred fifty-six thousand, eight hundred eighty-seven".