340206403042 has 16 divisors (see below), whose sum is σ = 558770918400. Its totient is φ = 154064404240.

The previous prime is 340206403037. The next prime is 340206403057. The reversal of 340206403042 is 240304602043.

It is a self number, because there is not a number n which added to its sum of digits gives 340206403042.

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 7 ways as a sum of consecutive naturals, for example, 28737442 + ... + 28749277.

It is an arithmetic number, because the mean of its divisors is an integer number (34923182400).

Almost surely, 2^340206403042 is an apocalyptic number.

340206403042 is a deficient number, since it is larger than the sum of its proper divisors (218564515358).

340206403042 is a wasteful number, since it uses less digits than its factorization.

340206403042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57487001.

The product of its (nonzero) digits is 13824, while the sum is 28.

The spelling of 340206403042 in words is "three hundred forty billion, two hundred six million, four hundred three thousand, forty-two".