31544030412404 has 24 divisors (see below), whose sum is σ = 57603769368768. Its totient is φ = 15085849328000.

The previous prime is 31544030412403. The next prime is 31544030412407. The reversal of 31544030412404 is 40421403044513.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31544030412403) 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, 1554722 + ... + 8093529.

It is an arithmetic number, because the mean of its divisors is an integer number (2400157057032).

Almost surely, 2^{31544030412404} is an apocalyptic number.

It is an amenable number.

31544030412404 is a deficient number, since it is larger than the sum of its proper divisors (26059738956364).

31544030412404 is a wasteful number, since it uses less digits than its factorization.

31544030412404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9683815 (or 9683813 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 31544030412404 its reverse (40421403044513), we get a palindrome (71965433456917).

The spelling of 31544030412404 in words is "thirty-one trillion, five hundred forty-four billion, thirty million, four hundred twelve thousand, four hundred four".