31434501434323 has 12 divisors (see below), whose sum is σ = 34286999516568. Its totient is φ = 28804663842240.

The previous prime is 31434501434267. The next prime is 31434501434327. The reversal of 31434501434323 is 32343410543413.

It is a de Polignac number, because none of the positive numbers 2^k-31434501434323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31434501434327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 678819793 + ... + 678866098.

It is an arithmetic number, because the mean of its divisors is an integer number (2857249959714).

Almost surely, 2^{31434501434323} is an apocalyptic number.

31434501434323 is a deficient number, since it is larger than the sum of its proper divisors (2852498082245).

31434501434323 is a wasteful number, since it uses less digits than its factorization.

31434501434323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357686054 (or 1357686041 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 40.

Adding to 31434501434323 its reverse (32343410543413), we get a palindrome (63777911977736).

The spelling of 31434501434323 in words is "thirty-one trillion, four hundred thirty-four billion, five hundred one million, four hundred thirty-four thousand, three hundred twenty-three".