143313274540 has 48 divisors (see below), whose sum is σ = 318815838432. Its totient is φ = 53927064576.

The previous prime is 143313274519. The next prime is 143313274589. The reversal of 143313274540 is 45472313341.

It is a self number, because there is not a number n which added to its sum of digits gives 143313274540.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 607042 + ... + 809398.

It is an arithmetic number, because the mean of its divisors is an integer number (6641996634).

Almost surely, 2^143313274540 is an apocalyptic number.

143313274540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143313274540 is an abundant number, since it is smaller than the sum of its proper divisors (175502563892).

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

143313274540 is a wasteful number, since it uses less digits than its factorization.

143313274540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204466 (or 204464 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

Adding to 143313274540 its reverse (45472313341), we get a palindrome (188785587881).

The spelling of 143313274540 in words is "one hundred forty-three billion, three hundred thirteen million, two hundred seventy-four thousand, five hundred forty".