31049892054016 has 352 divisors, whose sum is σ = 69484731531264. Its totient is φ = 13749829632000.

The previous prime is 31049892053989. The next prime is 31049892054061. The reversal of 31049892054016 is 61045029894013.

It is a tau number, because it is divible by the number of its divisors (352).

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 in 31 ways as a sum of consecutive naturals, for example, 35243917896 + ... + 35243918776.

Almost surely, 2^{31049892054016} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31049892054016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34742365765632).

31049892054016 is an abundant number, since it is smaller than the sum of its proper divisors (38434839477248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31049892054016 is a wasteful number, since it uses less digits than its factorization.

31049892054016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457 (or 1439 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 31049892054016 in words is "thirty-one trillion, forty-nine billion, eight hundred ninety-two million, fifty-four thousand, sixteen".