143520132420534 has 16 divisors (see below), whose sum is σ = 287050416195888. Its totient is φ = 47838352247712.

The previous prime is 143520132420521. The next prime is 143520132420569. The reversal of 143520132420534 is 435024231025341.

It is a happy number.

It is a super-2 number, since 2×143520132420534² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 143520132420492 and 143520132420501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422789317 + ... + 423128640.

It is an arithmetic number, because the mean of its divisors is an integer number (17940651012243).

Almost surely, 2^{143520132420534} is an apocalyptic number.

143520132420534 is an abundant number, since it is smaller than the sum of its proper divisors (143530283775354).

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

143520132420534 is a wasteful number, since it uses less digits than its factorization.

143520132420534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845946239.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 143520132420534 its reverse (435024231025341), we get a palindrome (578544363445875).

The spelling of 143520132420534 in words is "one hundred forty-three trillion, five hundred twenty billion, one hundred thirty-two million, four hundred twenty thousand, five hundred thirty-four".