12142165366516 has 12 divisors (see below), whose sum is σ = 21248835761188. Its totient is φ = 6071069434752.

The previous prime is 12142165366483. The next prime is 12142165366549. The reversal of 12142165366516 is 61566356124121.

It is an interprime number because it is at equal distance from previous prime (12142165366483) and next prime (12142165366549).

It can be written as a sum of positive squares in 2 ways, for example, as 254812944100 + 11887352422416 = 504790^2 + 3447804^2 .

It is a super-2 number, since 2×12142165366516² (a number of 27 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 12142165366516.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1083381 + ... + 5045596.

Almost surely, 2^{12142165366516} is an apocalyptic number.

It is an amenable number.

12142165366516 is a deficient number, since it is larger than the sum of its proper divisors (9106670394672).

12142165366516 is a wasteful number, since it uses less digits than its factorization.

12142165366516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6624258 (or 6624256 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 49.

The spelling of 12142165366516 in words is "twelve trillion, one hundred forty-two billion, one hundred sixty-five million, three hundred sixty-six thousand, five hundred sixteen".