142042111105552 has 40 divisors (see below), whose sum is σ = 317575427351936. Its totient is φ = 60284169202176.

The previous prime is 142042111105493. The next prime is 142042111105567. The reversal of 142042111105552 is 255501111240241.

It is a super-2 number, since 2×142042111105552² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6156459993 + ... + 6156483064.

Almost surely, 2^{142042111105552} is an apocalyptic number.

It is an amenable number.

142042111105552 is an abundant number, since it is smaller than the sum of its proper divisors (175533316246384).

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

142042111105552 is a wasteful number, since it uses less digits than its factorization.

142042111105552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12312943175 (or 12312943169 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 34.

Adding to 142042111105552 its reverse (255501111240241), we get a palindrome (397543222345793).

The spelling of 142042111105552 in words is "one hundred forty-two trillion, forty-two billion, one hundred eleven million, one hundred five thousand, five hundred fifty-two".