40321293789504 has 168 divisors, whose sum is σ = 132024118658880. Its totient is φ = 10634187313152.

The previous prime is 40321293789461. The next prime is 40321293789521. The reversal of 40321293789504 is 40598739212304.

It is a tau number, because it is divible by the number of its divisors (168).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88533109 + ... + 88987380.

It is an arithmetic number, because the mean of its divisors is an integer number (785857849160).

Almost surely, 2^{40321293789504} is an apocalyptic number.

It is an amenable number.

40321293789504 is an abundant number, since it is smaller than the sum of its proper divisors (91702824869376).

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

40321293789504 is a wasteful number, since it uses less digits than its factorization.

40321293789504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177520537 (or 177520514 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 57.

The spelling of 40321293789504 in words is "forty trillion, three hundred twenty-one billion, two hundred ninety-three million, seven hundred eighty-nine thousand, five hundred four".