143113032240 has 80 divisors (see below), whose sum is σ = 446842233600. Its totient is φ = 37888909056.

The previous prime is 143113032233. The next prime is 143113032241. The reversal of 143113032240 is 42230311341.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 143113032240.

It is not an unprimeable number, because it can be changed into a prime (143113032241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2111620 + ... + 2178339.

It is an arithmetic number, because the mean of its divisors is an integer number (5585527920).

Almost surely, 2^143113032240 is an apocalyptic number.

143113032240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143113032240 is an abundant number, since it is smaller than the sum of its proper divisors (303729201360).

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

143113032240 is a wasteful number, since it uses less digits than its factorization.

143113032240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4290114 (or 4290108 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 143113032240 its reverse (42230311341), we get a palindrome (185343343581).

The spelling of 143113032240 in words is "one hundred forty-three billion, one hundred thirteen million, thirty-two thousand, two hundred forty".