31431410304044 has 6 divisors (see below), whose sum is σ = 55004968032084. Its totient is φ = 15715705152020.

The previous prime is 31431410304029. The next prime is 31431410304157. The reversal of 31431410304044 is 44040301413413.

It is a self number, because there is not a number n which added to its sum of digits gives 31431410304044.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3928926288002 + ... + 3928926288009.

It is an arithmetic number, because the mean of its divisors is an integer number (9167494672014).

Almost surely, 2^{31431410304044} is an apocalyptic number.

It is an amenable number.

31431410304044 is a deficient number, since it is larger than the sum of its proper divisors (23573557728040).

31431410304044 is a wasteful number, since it uses less digits than its factorization.

31431410304044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7857852576015 (or 7857852576013 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 31431410304044 its reverse (44040301413413), we get a palindrome (75471711717457).

The spelling of 31431410304044 in words is "thirty-one trillion, four hundred thirty-one billion, four hundred ten million, three hundred four thousand, forty-four".