42744370206 has 32 divisors (see below), whose sum is σ = 90536336928. Its totient is φ = 13407206400.

The previous prime is 42744370159. The next prime is 42744370231. The reversal of 42744370206 is 60207344724.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 479226 + ... + 561378.

It is an arithmetic number, because the mean of its divisors is an integer number (2829260529).

Almost surely, 2^42744370206 is an apocalyptic number.

42744370206 is an abundant number, since it is smaller than the sum of its proper divisors (47791966722).

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

42744370206 is a wasteful number, since it uses less digits than its factorization.

42744370206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87276.

The product of its (nonzero) digits is 225792, while the sum is 39.

The spelling of 42744370206 in words is "forty-two billion, seven hundred forty-four million, three hundred seventy thousand, two hundred six".