31144010553311 has 6 divisors (see below), whose sum is σ = 33083775916800. Its totient is φ = 29312009932256.

The previous prime is 31144010553283. The next prime is 31144010553323. The reversal of 31144010553311 is 11335501044113.

It is not a de Polignac number, because 31144010553311 - 2³⁸ = 30869132646367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31144010553391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53882370911 + ... + 53882371488.

It is an arithmetic number, because the mean of its divisors is an integer number (5513962652800).

Almost surely, 2^{31144010553311} is an apocalyptic number.

31144010553311 is a deficient number, since it is larger than the sum of its proper divisors (1939765363489).

31144010553311 is a wasteful number, since it uses less digits than its factorization.

31144010553311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107764742433 (or 107764742416 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 31144010553311 its reverse (11335501044113), we get a palindrome (42479511597424).

The spelling of 31144010553311 in words is "thirty-one trillion, one hundred forty-four billion, ten million, five hundred fifty-three thousand, three hundred eleven".