143019135372 has 96 divisors (see below), whose sum is σ = 365288216832. Its totient is φ = 43373223936.

The previous prime is 143019135307. The next prime is 143019135373. The reversal of 143019135372 is 273531910341.

It is a self number, because there is not a number n which added to its sum of digits gives 143019135372.

It is not an unprimeable number, because it can be changed into a prime (143019135373) 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, 766843 + ... + 934925.

It is an arithmetic number, because the mean of its divisors is an integer number (3805085592).

Almost surely, 2^143019135372 is an apocalyptic number.

143019135372 is a gapful number since it is divisible by the number (12) 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 143019135372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182644108416).

143019135372 is an abundant number, since it is smaller than the sum of its proper divisors (222269081460).

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

143019135372 is a wasteful number, since it uses less digits than its factorization.

143019135372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168247 (or 168245 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 39.

The spelling of 143019135372 in words is "one hundred forty-three billion, nineteen million, one hundred thirty-five thousand, three hundred seventy-two".