142001137516 has 24 divisors (see below), whose sum is σ = 284079218976. Its totient is φ = 60841142400.

The previous prime is 142001137507. The next prime is 142001137517. The reversal of 142001137516 is 615731100241.

It is not an unprimeable number, because it can be changed into a prime (142001137517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581521 + ... + 788776.

It is an arithmetic number, because the mean of its divisors is an integer number (11836634124).

Almost surely, 2^142001137516 is an apocalyptic number.

It is an amenable number.

142001137516 is an abundant number, since it is smaller than the sum of its proper divisors (142078081460).

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

142001137516 is a wasteful number, since it uses less digits than its factorization.

142001137516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374009 (or 1374007 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

Adding to 142001137516 its reverse (615731100241), we get a palindrome (757732237757).

The spelling of 142001137516 in words is "one hundred forty-two billion, one million, one hundred thirty-seven thousand, five hundred sixteen".