40243621424403 has 16 divisors (see below), whose sum is σ = 54957749552640. Its totient is φ = 26182577219616.

The previous prime is 40243621424353. The next prime is 40243621424459. The reversal of 40243621424403 is 30442412634204.

It is not a de Polignac number, because 40243621424403 - 2¹² = 40243621420307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40243621424203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 411212968 + ... + 411310821.

It is an arithmetic number, because the mean of its divisors is an integer number (3434859347040).

Almost surely, 2^{40243621424403} is an apocalyptic number.

40243621424403 is a deficient number, since it is larger than the sum of its proper divisors (14714128128237).

40243621424403 is a wasteful number, since it uses less digits than its factorization.

40243621424403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822524186.

The product of its (nonzero) digits is 442368, while the sum is 39.

The spelling of 40243621424403 in words is "forty trillion, two hundred forty-three billion, six hundred twenty-one million, four hundred twenty-four thousand, four hundred three".