142445302516 has 24 divisors (see below), whose sum is σ = 272001038400. Its totient is φ = 64733577600.

The previous prime is 142445302459. The next prime is 142445302523. The reversal of 142445302516 is 615203544241.

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, 154216 + ... + 555583.

It is an arithmetic number, because the mean of its divisors is an integer number (11333376600).

Almost surely, 2^142445302516 is an apocalyptic number.

It is an amenable number.

142445302516 is a deficient number, since it is larger than the sum of its proper divisors (129555735884).

142445302516 is a wasteful number, since it uses less digits than its factorization.

142445302516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714375 (or 714373 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 142445302516 its reverse (615203544241), we get a palindrome (757648846757).

The spelling of 142445302516 in words is "one hundred forty-two billion, four hundred forty-five million, three hundred two thousand, five hundred sixteen".