142116434525 has 24 divisors (see below), whose sum is σ = 189987006720. Its totient is φ = 104833103040.

The previous prime is 142116434521. The next prime is 142116434557. The reversal of 142116434525 is 525434611241.

It is not a de Polignac number, because 142116434525 - 2² = 142116434521 is a prime.

It is a super-2 number, since 2×142116434525² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142116434521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60764 + ... + 536586.

It is an arithmetic number, because the mean of its divisors is an integer number (7916125280).

Almost surely, 2^142116434525 is an apocalyptic number.

It is an amenable number.

142116434525 is a deficient number, since it is larger than the sum of its proper divisors (47870572195).

142116434525 is a wasteful number, since it uses less digits than its factorization.

142116434525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476765 (or 476760 counting only the distinct ones).

The product of its digits is 115200, while the sum is 38.

The spelling of 142116434525 in words is "one hundred forty-two billion, one hundred sixteen million, four hundred thirty-four thousand, five hundred twenty-five".