42043315266 has 48 divisors (see below), whose sum is σ = 94229116800. Its totient is φ = 13537541664.

The previous prime is 42043315219. The next prime is 42043315277. The reversal of 42043315266 is 66251334024.

42043315266 is a `hidden beast` number, since 42 + 0 + 43 + 315 + 266 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 42043315266.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134506 + ... + 319653.

It is an arithmetic number, because the mean of its divisors is an integer number (1963106600).

Almost surely, 2^42043315266 is an apocalyptic number.

42043315266 is an abundant number, since it is smaller than the sum of its proper divisors (52185801534).

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

42043315266 is a wasteful number, since it uses less digits than its factorization.

42043315266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454343 (or 454340 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 42043315266 in words is "forty-two billion, forty-three million, three hundred fifteen thousand, two hundred sixty-six".