31354113552116 has 12 divisors (see below), whose sum is σ = 54895447064640. Its totient is φ = 15669700105080.

The previous prime is 31354113552059. The next prime is 31354113552131. The reversal of 31354113552116 is 61125531145313.

It is a super-2 number, since 2×31354113552116² (a number of 28 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1839158156 + ... + 1839175203.

It is an arithmetic number, because the mean of its divisors is an integer number (4574620588720).

Almost surely, 2^{31354113552116} is an apocalyptic number.

It is an amenable number.

31354113552116 is a deficient number, since it is larger than the sum of its proper divisors (23541333512524).

31354113552116 is a wasteful number, since it uses less digits than its factorization.

31354113552116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3678335494 (or 3678335492 counting only the distinct ones).

The product of its digits is 162000, while the sum is 41.

Adding to 31354113552116 its reverse (61125531145313), we get a palindrome (92479644697429).

The spelling of 31354113552116 in words is "thirty-one trillion, three hundred fifty-four billion, one hundred thirteen million, five hundred fifty-two thousand, one hundred sixteen".