40036234566 has 32 divisors (see below), whose sum is σ = 83770702848. Its totient is φ = 12742890560.

The previous prime is 40036234531. The next prime is 40036234583. The reversal of 40036234566 is 66543263004.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1719810 + ... + 1742933.

It is an arithmetic number, because the mean of its divisors is an integer number (2617834464).

Almost surely, 2^40036234566 is an apocalyptic number.

40036234566 is an abundant number, since it is smaller than the sum of its proper divisors (43734468282).

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

40036234566 is a wasteful number, since it uses less digits than its factorization.

40036234566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3462836.

The product of its (nonzero) digits is 311040, while the sum is 39.

The spelling of 40036234566 in words is "forty billion, thirty-six million, two hundred thirty-four thousand, five hundred sixty-six".