142001268570 has 192 divisors, whose sum is σ = 425814195456. Its totient is φ = 32160844800.

The previous prime is 142001268553. The next prime is 142001268571. The reversal of 142001268570 is 75862100241.

142001268570 is a `hidden beast` number, since 1 + 4 + 20 + 0 + 1 + 2 + 68 + 570 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (142001268571) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 60502137 + ... + 60504483.

It is an arithmetic number, because the mean of its divisors is an integer number (2217782268).

Almost surely, 2^142001268570 is an apocalyptic number.

142001268570 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 142001268570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212907097728).

142001268570 is an abundant number, since it is smaller than the sum of its proper divisors (283812926886).

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

142001268570 is a wasteful number, since it uses less digits than its factorization.

142001268570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3205 (or 3202 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The spelling of 142001268570 in words is "one hundred forty-two billion, one million, two hundred sixty-eight thousand, five hundred seventy".