142443856233030 has 128 divisors (see below), whose sum is σ = 374689421568000. Its totient is φ = 34370317094400.

The previous prime is 142443856233023. The next prime is 142443856233047. The reversal of 142443856233030 is 30332658344241.

It is a super-2 number, since 2×142443856233030² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 243118371 + ... + 243703569.

It is an arithmetic number, because the mean of its divisors is an integer number (2927261106000).

Almost surely, 2^{142443856233030} is an apocalyptic number.

142443856233030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 142443856233030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187344710784000).

142443856233030 is an abundant number, since it is smaller than the sum of its proper divisors (232245565334970).

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

142443856233030 is a wasteful number, since it uses less digits than its factorization.

142443856233030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588670.

The product of its (nonzero) digits is 4976640, while the sum is 48.

The spelling of 142443856233030 in words is "one hundred forty-two trillion, four hundred forty-three billion, eight hundred fifty-six million, two hundred thirty-three thousand, thirty".