142089074928 has 120 divisors (see below), whose sum is σ = 404163902688. Its totient is φ = 46593294336.

The previous prime is 142089074903. The next prime is 142089074947. The reversal of 142089074928 is 829470980241.

142089074928 is a `hidden beast` number, since 142 + 0 + 8 + 9 + 0 + 7 + 492 + 8 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2302200 + ... + 2363112.

Almost surely, 2^142089074928 is an apocalyptic number.

142089074928 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 142089074928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202081951344).

142089074928 is an abundant number, since it is smaller than the sum of its proper divisors (262074827760).

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

142089074928 is a wasteful number, since it uses less digits than its factorization.

142089074928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61191 (or 61182 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 142089074928 in words is "one hundred forty-two billion, eighty-nine million, seventy-four thousand, nine hundred twenty-eight".