142352170072 has 64 divisors (see below), whose sum is σ = 317888640000. Its totient is φ = 59709974688.

The previous prime is 142352170067. The next prime is 142352170073. The reversal of 142352170072 is 270071253241.

It is a super-2 number, since 2×142352170072² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142352170073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 422922 + ... + 680857.

It is an arithmetic number, because the mean of its divisors is an integer number (4967010000).

Almost surely, 2^142352170072 is an apocalyptic number.

It is an amenable number.

142352170072 is an abundant number, since it is smaller than the sum of its proper divisors (175536469928).

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

142352170072 is a wasteful number, since it uses less digits than its factorization.

142352170072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103853 (or 1103835 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The spelling of 142352170072 in words is "one hundred forty-two billion, three hundred fifty-two million, one hundred seventy thousand, seventy-two".