31404443424011 has 8 divisors (see below), whose sum is σ = 37779781562880. Its totient is φ = 25501352554728.

The previous prime is 31404443423933. The next prime is 31404443424023. The reversal of 31404443424011 is 11042434440413.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31404443424011 - 2²² = 31404439229707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31404443424811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118061817251 + ... + 118061817516.

It is an arithmetic number, because the mean of its divisors is an integer number (4722472695360).

Almost surely, 2^{31404443424011} is an apocalyptic number.

31404443424011 is a deficient number, since it is larger than the sum of its proper divisors (6375338138869).

31404443424011 is a wasteful number, since it uses less digits than its factorization.

31404443424011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236123634793.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 31404443424011 its reverse (11042434440413), we get a palindrome (42446877864424).

The spelling of 31404443424011 in words is "thirty-one trillion, four hundred four billion, four hundred forty-three million, four hundred twenty-four thousand, eleven".