12166460425 has 24 divisors (see below), whose sum is σ = 17409032576. Its totient is φ = 8261706240.

The previous prime is 12166460407. The next prime is 12166460447. The reversal of 12166460425 is 52406466121.

It is not a de Polignac number, because 12166460425 - 2²¹ = 12164363273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 319464 + ... + 355513.

Almost surely, 2^12166460425 is an apocalyptic number.

It is an amenable number.

12166460425 is a deficient number, since it is larger than the sum of its proper divisors (5242572151).

12166460425 is a wasteful number, since it uses less digits than its factorization.

12166460425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675097 (or 675092 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 12166460425 in words is "twelve billion, one hundred sixty-six million, four hundred sixty thousand, four hundred twenty-five".