142487341844 has 6 divisors (see below), whose sum is σ = 249352848234. Its totient is φ = 71243670920.

The previous prime is 142487341819. The next prime is 142487341879. The reversal of 142487341844 is 448143784241.

It can be written as a sum of positive squares in only one way, i.e., 77945939344 + 64541402500 = 279188^2 + 254050^2 .

It is a junction number, because it is equal to n+sod(n) for n = 142487341792 and 142487341801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17810917727 + ... + 17810917734.

It is an arithmetic number, because the mean of its divisors is an integer number (41558808039).

Almost surely, 2^142487341844 is an apocalyptic number.

It is an amenable number.

142487341844 is a deficient number, since it is larger than the sum of its proper divisors (106865506390).

142487341844 is a wasteful number, since it uses less digits than its factorization.

142487341844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35621835465 (or 35621835463 counting only the distinct ones).

The product of its digits is 2752512, while the sum is 50.

The spelling of 142487341844 in words is "one hundred forty-two billion, four hundred eighty-seven million, three hundred forty-one thousand, eight hundred forty-four".