142055235540 has 120 divisors (see below), whose sum is σ = 455114322432. Its totient is φ = 37075389120.

The previous prime is 142055235527. The next prime is 142055235557. The reversal of 142055235540 is 45532550241.

142055235540 is a `hidden beast` number, since 1 + 4 + 20 + 552 + 35 + 54 + 0 = 666.

142055235540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 142055235495 and 142055235504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 856716 + ... + 1008995.

Almost surely, 2^142055235540 is an apocalyptic number.

142055235540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142055235540 is an abundant number, since it is smaller than the sum of its proper divisors (313059086892).

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

142055235540 is a wasteful number, since it uses less digits than its factorization.

142055235540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1865779 (or 1865768 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

Adding to 142055235540 its reverse (45532550241), we get a palindrome (187587785781).

The spelling of 142055235540 in words is "one hundred forty-two billion, fifty-five million, two hundred thirty-five thousand, five hundred forty".