40066010003 has 4 divisors (see below), whose sum is σ = 40066762608. Its totient is φ = 40065257400.

The previous prime is 40066009969. The next prime is 40066010021. The reversal of 40066010003 is 30001066004.

40066010003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40066010003 - 2²² = 40061815699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40066010063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289823 + ... + 405128.

It is an arithmetic number, because the mean of its divisors is an integer number (10016690652).

Almost surely, 2^40066010003 is an apocalyptic number.

40066010003 is a deficient number, since it is larger than the sum of its proper divisors (752605).

40066010003 is an equidigital number, since it uses as much as digits as its factorization.

40066010003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752604.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 40066010003 its reverse (30001066004), we get a palindrome (70067076007).

The spelling of 40066010003 in words is "forty billion, sixty-six million, ten thousand, three".