143131561251064 has 16 divisors (see below), whose sum is σ = 268412345982000. Its totient is φ = 71554935655872.

The previous prime is 143131561251053. The next prime is 143131561251097. The reversal of 143131561251064 is 460152165131341.

It is a super-2 number, since 2×143131561251064² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 143131561251064.

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, 1355565117 + ... + 1355670700.

It is an arithmetic number, because the mean of its divisors is an integer number (16775771623875).

Almost surely, 2^{143131561251064} is an apocalyptic number.

It is an amenable number.

143131561251064 is a deficient number, since it is larger than the sum of its proper divisors (125280784730936).

143131561251064 is a wasteful number, since it uses less digits than its factorization.

143131561251064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711242422 (or 2711242418 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 143131561251064 in words is "one hundred forty-three trillion, one hundred thirty-one billion, five hundred sixty-one million, two hundred fifty-one thousand, sixty-four".