31404404112423 has 8 divisors (see below), whose sum is σ = 41890379703168. Its totient is φ = 20927348964984.

The previous prime is 31404404112391. The next prime is 31404404112427. The reversal of 31404404112423 is 32421140440413.

It is a happy number.

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

It is not a de Polignac number, because 31404404112423 - 2⁵ = 31404404112391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31404404112427) 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, 2230102611 + ... + 2230116692.

It is an arithmetic number, because the mean of its divisors is an integer number (5236297462896).

Almost surely, 2^{31404404112423} is an apocalyptic number.

31404404112423 is a deficient number, since it is larger than the sum of its proper divisors (10485975590745).

31404404112423 is a wasteful number, since it uses less digits than its factorization.

31404404112423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4460221653.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 31404404112423 its reverse (32421140440413), we get a palindrome (63825544552836).

The spelling of 31404404112423 in words is "thirty-one trillion, four hundred four billion, four hundred four million, one hundred twelve thousand, four hundred twenty-three".