142163523315 has 48 divisors (see below), whose sum is σ = 284631156576. Its totient is φ = 64873190400.

The previous prime is 142163523217. The next prime is 142163523389. The reversal of 142163523315 is 513325361241.

142163523315 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 635 + 2 + 3 + 3 + 15 = 666.

It is not a de Polignac number, because 142163523315 - 2¹⁴ = 142163506931 is a prime.

It is a super-2 number, since 2×142163523315² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142163523315.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8438616 + ... + 8455445.

It is an arithmetic number, because the mean of its divisors is an integer number (5929815762).

Almost surely, 2^142163523315 is an apocalyptic number.

142163523315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142163523315 is an abundant number, since it is smaller than the sum of its proper divisors (142467633261).

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

142163523315 is a wasteful number, since it uses less digits than its factorization.

142163523315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16894100 (or 16894097 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

Adding to 142163523315 its reverse (513325361241), we get a palindrome (655488884556).

The spelling of 142163523315 in words is "one hundred forty-two billion, one hundred sixty-three million, five hundred twenty-three thousand, three hundred fifteen".