143163241246540 has 96 divisors (see below), whose sum is σ = 313234092360000. Its totient is φ = 54895526095872.

The previous prime is 143163241246537. The next prime is 143163241246541. The reversal of 143163241246540 is 45642142361341.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (143163241246541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197799831 + ... + 198522289.

It is an arithmetic number, because the mean of its divisors is an integer number (3262855128750).

Almost surely, 2^{143163241246540} is an apocalyptic number.

143163241246540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143163241246540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156617046180000).

143163241246540 is an abundant number, since it is smaller than the sum of its proper divisors (170070851113460).

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

143163241246540 is a wasteful number, since it uses less digits than its factorization.

143163241246540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724939 (or 724937 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 143163241246540 in words is "one hundred forty-three trillion, one hundred sixty-three billion, two hundred forty-one million, two hundred forty-six thousand, five hundred forty".