142204360040 has 16 divisors (see below), whose sum is σ = 319959810180. Its totient is φ = 56881744000.

The previous prime is 142204360033. The next prime is 142204360087. The reversal of 142204360040 is 40063402241.

It can be written as a sum of positive squares in 2 ways, for example, as 124754478436 + 17449881604 = 353206^2 + 132098^2 .

It is a junction number, because it is equal to n+sod(n) for n = 142204359991 and 142204360009.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1777554461 + ... + 1777554540.

Almost surely, 2^142204360040 is an apocalyptic number.

142204360040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142204360040 is an abundant number, since it is smaller than the sum of its proper divisors (177755450140).

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

142204360040 is a wasteful number, since it uses less digits than its factorization.

142204360040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555109012 (or 3555109008 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 142204360040 its reverse (40063402241), we get a palindrome (182267762281).

The spelling of 142204360040 in words is "one hundred forty-two billion, two hundred four million, three hundred sixty thousand, forty".