143573220408 has 16 divisors (see below), whose sum is σ = 358933051080. Its totient is φ = 47857740128.

The previous prime is 143573220397. The next prime is 143573220409. The reversal of 143573220408 is 804022375341.

It is a super-2 number, since 2×143573220408² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143573220409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2991108735 + ... + 2991108782.

Almost surely, 2^143573220408 is an apocalyptic number.

It is an amenable number.

143573220408 is an abundant number, since it is smaller than the sum of its proper divisors (215359830672).

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

143573220408 is a wasteful number, since it uses less digits than its factorization.

143573220408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5982217526 (or 5982217522 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

Adding to 143573220408 its reverse (804022375341), we get a palindrome (947595595749).

The spelling of 143573220408 in words is "one hundred forty-three billion, five hundred seventy-three million, two hundred twenty thousand, four hundred eight".