142082390978 has 8 divisors (see below), whose sum is σ = 232498458000. Its totient is φ = 64582904980.

The previous prime is 142082390971. The next prime is 142082390999. The reversal of 142082390978 is 879093280241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (142082390971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3229145228 + ... + 3229145271.

It is an arithmetic number, because the mean of its divisors is an integer number (29062307250).

Almost surely, 2^142082390978 is an apocalyptic number.

142082390978 is a deficient number, since it is larger than the sum of its proper divisors (90416067022).

142082390978 is a wasteful number, since it uses less digits than its factorization.

142082390978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6458290512.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 142082390978 in words is "one hundred forty-two billion, eighty-two million, three hundred ninety thousand, nine hundred seventy-eight".