142236154368 has 480 divisors, whose sum is σ = 516181640832. Its totient is φ = 36933304320.

The previous prime is 142236154339. The next prime is 142236154373. The reversal of 142236154368 is 863451632241.

142236154368 is a `hidden beast` number, since 1 + 4 + 2 + 23 + 615 + 4 + 3 + 6 + 8 = 666.

It is a super-2 number, since 2×142236154368² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42931080 + ... + 42934392.

Almost surely, 2^142236154368 is an apocalyptic number.

142236154368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142236154368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258090820416).

142236154368 is an abundant number, since it is smaller than the sum of its proper divisors (373945486464).

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

142236154368 is an equidigital number, since it uses as much as digits as its factorization.

142236154368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377 (or 3336 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The spelling of 142236154368 in words is "one hundred forty-two billion, two hundred thirty-six million, one hundred fifty-four thousand, three hundred sixty-eight".