142552523540 has 48 divisors (see below), whose sum is σ = 353923516800. Its totient is φ = 47189799552.

The previous prime is 142552523539. The next prime is 142552523557. The reversal of 142552523540 is 45325255241.

It is a junction number, because it is equal to n+sod(n) for n = 142552523494 and 142552523503.

It is a congruent number.

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, 17551670 + ... + 17559789.

It is an arithmetic number, because the mean of its divisors is an integer number (7373406600).

Almost surely, 2^142552523540 is an apocalyptic number.

142552523540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142552523540 is an abundant number, since it is smaller than the sum of its proper divisors (211370993260).

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

142552523540 is a wasteful number, since it uses less digits than its factorization.

142552523540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35111504 (or 35111502 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 38.

Adding to 142552523540 its reverse (45325255241), we get a palindrome (187877778781).

The spelling of 142552523540 in words is "one hundred forty-two billion, five hundred fifty-two million, five hundred twenty-three thousand, five hundred forty".