142421602435020 has 48 divisors (see below), whose sum is σ = 443089429799520. Its totient is φ = 37979093982528.

The previous prime is 142421602434971. The next prime is 142421602435043. The reversal of 142421602435020 is 20534206124241.

142421602435020 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 2 + 1 + 602 + 43 + 5 + 0 + 2 + 0 = 666.

It is a super-3 number, since 3×142421602435020³ (a number of 43 digits) contains 333 as substring.

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

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, 131871853567 + ... + 131871854646.

It is an arithmetic number, because the mean of its divisors is an integer number (9231029787490).

Almost surely, 2^{142421602435020} is an apocalyptic number.

142421602435020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142421602435020 is an abundant number, since it is smaller than the sum of its proper divisors (300667827364500).

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

142421602435020 is a wasteful number, since it uses less digits than its factorization.

142421602435020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263743708231 (or 263743708223 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 142421602435020 its reverse (20534206124241), we get a palindrome (162955808559261).

The spelling of 142421602435020 in words is "one hundred forty-two trillion, four hundred twenty-one billion, six hundred two million, four hundred thirty-five thousand, twenty".