31454332054456 has 64 divisors (see below), whose sum is σ = 59251878000000. Its totient is φ = 15654018631680.

The previous prime is 31454332054429. The next prime is 31454332054517. The reversal of 31454332054456 is 65445023345413.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4917041050 + ... + 4917047446.

It is an arithmetic number, because the mean of its divisors is an integer number (925810593750).

Almost surely, 2^{31454332054456} is an apocalyptic number.

It is an amenable number.

31454332054456 is a deficient number, since it is larger than the sum of its proper divisors (27797545945544).

31454332054456 is a wasteful number, since it uses less digits than its factorization.

31454332054456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9632 (or 9628 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 49.

Adding to 31454332054456 its reverse (65445023345413), we get a palindrome (96899355399869).

The spelling of 31454332054456 in words is "thirty-one trillion, four hundred fifty-four billion, three hundred thirty-two million, fifty-four thousand, four hundred fifty-six".