142686945340 has 24 divisors (see below), whose sum is σ = 299680975440. Its totient is φ = 57067465728.

The previous prime is 142686945319. The next prime is 142686945371. The reversal of 142686945340 is 43549686241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295630 + ... + 610549.

It is an arithmetic number, because the mean of its divisors is an integer number (12486707310).

Almost surely, 2^142686945340 is an apocalyptic number.

142686945340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142686945340 is an abundant number, since it is smaller than the sum of its proper divisors (156994030100).

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

142686945340 is a wasteful number, since it uses less digits than its factorization.

142686945340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914061 (or 914059 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 142686945340 in words is "one hundred forty-two billion, six hundred eighty-six million, nine hundred forty-five thousand, three hundred forty".