142214144166240 has 48 divisors (see below), whose sum is σ = 447974554125168. Its totient is φ = 37923771777536.

The previous prime is 142214144166233. The next prime is 142214144166307. The reversal of 142214144166240 is 42661441412241.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 142214144166192 and 142214144166201.

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, 148139733027 + ... + 148139733986.

It is an arithmetic number, because the mean of its divisors is an integer number (9332803210941).

Almost surely, 2^{142214144166240} is an apocalyptic number.

142214144166240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142214144166240 is an abundant number, since it is smaller than the sum of its proper divisors (305760409958928).

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

142214144166240 is a wasteful number, since it uses less digits than its factorization.

142214144166240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296279467031 (or 296279467023 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 42.

Adding to 142214144166240 its reverse (42661441412241), we get a palindrome (184875585578481).

The spelling of 142214144166240 in words is "one hundred forty-two trillion, two hundred fourteen billion, one hundred forty-four million, one hundred sixty-six thousand, two hundred forty".