340477808452426 has 64 divisors (see below), whose sum is σ = 524396275070976. Its totient is φ = 165731627880000.

The previous prime is 340477808452339. The next prime is 340477808452447. The reversal of 340477808452426 is 624254808774043.

It is a happy number.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84047840101 + ... + 84047844151.

It is an arithmetic number, because the mean of its divisors is an integer number (8193691797984).

Almost surely, 2^{340477808452426} is an apocalyptic number.

340477808452426 is a deficient number, since it is larger than the sum of its proper divisors (183918466618550).

340477808452426 is a wasteful number, since it uses less digits than its factorization.

340477808452426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8947.

The product of its (nonzero) digits is 289013760, while the sum is 64.

The spelling of 340477808452426 in words is "three hundred forty trillion, four hundred seventy-seven billion, eight hundred eight million, four hundred fifty-two thousand, four hundred twenty-six".