40243663331468 has 12 divisors (see below), whose sum is σ = 71317884385440. Its totient is φ = 19867124935632.

The previous prime is 40243663331447. The next prime is 40243663331653. The reversal of 40243663331468 is 86413336634204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63676682171 + ... + 63676682802.

It is an arithmetic number, because the mean of its divisors is an integer number (5943157032120).

Almost surely, 2^{40243663331468} is an apocalyptic number.

It is an amenable number.

40243663331468 is a deficient number, since it is larger than the sum of its proper divisors (31074221053972).

40243663331468 is a wasteful number, since it uses less digits than its factorization.

40243663331468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127353365056 (or 127353365054 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 53.

The spelling of 40243663331468 in words is "forty trillion, two hundred forty-three billion, six hundred sixty-three million, three hundred thirty-one thousand, four hundred sixty-eight".