105542450143004 has 12 divisors (see below), whose sum is σ = 211084900286064. Its totient is φ = 45232478632704.

The previous prime is 105542450142953. The next prime is 105542450143007. The reversal of 105542450143004 is 400341054245501.

105542450143004 is an admirable number.

It is a super-2 number, since 2×105542450143004² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105542450143007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1884686609669 + ... + 1884686609724.

It is an arithmetic number, because the mean of its divisors is an integer number (17590408357172).

Almost surely, 2^{105542450143004} is an apocalyptic number.

105542450143004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

105542450143004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

105542450143004 is a wasteful number, since it uses less digits than its factorization.

105542450143004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3769373219404 (or 3769373219402 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 105542450143004 in words is "one hundred five trillion, five hundred forty-two billion, four hundred fifty million, one hundred forty-three thousand, four".