142116616 has 8 divisors (see below), whose sum is σ = 266468670. Its totient is φ = 71058304.

The previous prime is 142116589. The next prime is 142116629. The reversal of 142116616 is 616611241.

It can be written as a sum of positive squares in only one way, i.e., 138156516 + 3960100 = 11754^2 + 1990^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8882281 + ... + 8882296.

Almost surely, 2^142116616 is an apocalyptic number.

It is an amenable number.

142116616 is a deficient number, since it is larger than the sum of its proper divisors (124352054).

142116616 is a wasteful number, since it uses less digits than its factorization.

142116616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17764583 (or 17764579 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 142116616 is about 11921.2673822878. The cubic root of 142116616 is about 521.8531219198.

Adding to 142116616 its reverse (616611241), we get a palindrome (758727857).

The spelling of 142116616 in words is "one hundred forty-two million, one hundred sixteen thousand, six hundred sixteen".