40743633634703 has 4 divisors (see below), whose sum is σ = 40748671806960. Its totient is φ = 40738595462448.

The previous prime is 40743633634699. The next prime is 40743633634723. The reversal of 40743633634703 is 30743633634704.

It is a happy number.

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 40743633634703 - 2² = 40743633634699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40743633634723) 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, 2519073998 + ... + 2519090171.

It is an arithmetic number, because the mean of its divisors is an integer number (10187167951740).

Almost surely, 2^{40743633634703} is an apocalyptic number.

40743633634703 is a deficient number, since it is larger than the sum of its proper divisors (5038172257).

40743633634703 is an equidigital number, since it uses as much as digits as its factorization.

40743633634703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5038172256.

The product of its (nonzero) digits is 27433728, while the sum is 53.

Subtracting from 40743633634703 its reverse (30743633634704), we obtain a palindrome (9999999999999).

The spelling of 40743633634703 in words is "forty trillion, seven hundred forty-three billion, six hundred thirty-three million, six hundred thirty-four thousand, seven hundred three".