142421444553016 has 32 divisors (see below), whose sum is σ = 279064285251840. Its totient is φ = 68074772599008.

The previous prime is 142421444552917. The next prime is 142421444553071. The reversal of 142421444553016 is 610355444124241.

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, 4404407526 + ... + 4404439861.

It is an arithmetic number, because the mean of its divisors is an integer number (8720758914120).

Almost surely, 2^{142421444553016} is an apocalyptic number.

It is an amenable number.

142421444553016 is a deficient number, since it is larger than the sum of its proper divisors (136642840698824).

142421444553016 is a wasteful number, since it uses less digits than its factorization.

142421444553016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8808847483 (or 8808847479 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 46.

Adding to 142421444553016 its reverse (610355444124241), we get a palindrome (752776888677257).

The spelling of 142421444553016 in words is "one hundred forty-two trillion, four hundred twenty-one billion, four hundred forty-four million, five hundred fifty-three thousand, sixteen".