143137973040 has 80 divisors (see below), whose sum is σ = 443845806336. Its totient is φ = 38159968000.

The previous prime is 143137972979. The next prime is 143137973047. The reversal of 143137973040 is 40379731341.

143137973040 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 143137972983 and 143137973001.

It is not an unprimeable number, because it can be changed into a prime (143137973047) 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, 846805 + ... + 1001675.

Almost surely, 2^143137973040 is an apocalyptic number.

143137973040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143137973040 is an abundant number, since it is smaller than the sum of its proper divisors (300707833296).

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

143137973040 is a wasteful number, since it uses less digits than its factorization.

143137973040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158738 (or 158732 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 42.

The spelling of 143137973040 in words is "one hundred forty-three billion, one hundred thirty-seven million, nine hundred seventy-three thousand, forty".