340726750676540 has 12 divisors (see below), whose sum is σ = 715526176420776. Its totient is φ = 136290700270608.

The previous prime is 340726750676489. The next prime is 340726750676701. The reversal of 340726750676540 is 45676057627043.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8518168766894 + ... + 8518168766933.

It is an arithmetic number, because the mean of its divisors is an integer number (59627181368398).

Almost surely, 2^{340726750676540} is an apocalyptic number.

It is an amenable number.

340726750676540 is an abundant number, since it is smaller than the sum of its proper divisors (374799425744236).

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

340726750676540 is a wasteful number, since it uses less digits than its factorization.

340726750676540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17036337533836 (or 17036337533834 counting only the distinct ones).

The product of its (nonzero) digits is 177811200, while the sum is 62.

The spelling of 340726750676540 in words is "three hundred forty trillion, seven hundred twenty-six billion, seven hundred fifty million, six hundred seventy-six thousand, five hundred forty".