12167562505 has 16 divisors (see below), whose sum is σ = 16702124544. Its totient is φ = 8335880640.

The previous prime is 12167562499. The next prime is 12167562521. The reversal of 12167562505 is 50526576121.

It is not a de Polignac number, because 12167562505 - 2¹⁹ = 12167038217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118986 + ... + 196195.

It is an arithmetic number, because the mean of its divisors is an integer number (1043882784).

Almost surely, 2^12167562505 is an apocalyptic number.

It is an amenable number.

12167562505 is a deficient number, since it is larger than the sum of its proper divisors (4534562039).

12167562505 is a wasteful number, since it uses less digits than its factorization.

12167562505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316296.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 12167562505 in words is "twelve billion, one hundred sixty-seven million, five hundred sixty-two thousand, five hundred five".