142341400040020 has 96 divisors (see below), whose sum is σ = 306588365500032. Its totient is φ = 55495986720768.

The previous prime is 142341400040003. The next prime is 142341400040023. The reversal of 142341400040020 is 20040004143241.

It is a super-2 number, since 2×142341400040020² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142341400040023) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 55096252 + ... + 57621868.

It is an arithmetic number, because the mean of its divisors is an integer number (3193628807292).

Almost surely, 2^{142341400040020} is an apocalyptic number.

142341400040020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142341400040020 is an abundant number, since it is smaller than the sum of its proper divisors (164246965460012).

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

142341400040020 is a wasteful number, since it uses less digits than its factorization.

142341400040020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526137 (or 2526135 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 142341400040020 its reverse (20040004143241), we get a palindrome (162381404183261).

The spelling of 142341400040020 in words is "one hundred forty-two trillion, three hundred forty-one billion, four hundred million, forty thousand, twenty".