12500165162 has 8 divisors (see below), whose sum is σ = 19396808100. Its totient is φ = 6034562464.

The previous prime is 12500165131. The next prime is 12500165173. The reversal of 12500165162 is 26156100521.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10641779281 + 1858385881 = 103159^2 + 43109^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 107759987 + ... + 107760102.

Almost surely, 2^12500165162 is an apocalyptic number.

12500165162 is a deficient number, since it is larger than the sum of its proper divisors (6896642938).

12500165162 is a wasteful number, since it uses less digits than its factorization.

12500165162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215520120.

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 12500165162 its reverse (26156100521), we get a palindrome (38656265683).

The spelling of 12500165162 in words is "twelve billion, five hundred million, one hundred sixty-five thousand, one hundred sixty-two".