12246906045 has 32 divisors (see below), whose sum is σ = 22113544320. Its totient is φ = 5733136640.

The previous prime is 12246905977. The next prime is 12246906053. The reversal of 12246906045 is 54060964221.

It is a happy number.

It is not a de Polignac number, because 12246906045 - 2⁸ = 12246905789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12246905994 and 12246906012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1274934 + ... + 1284503.

It is an arithmetic number, because the mean of its divisors is an integer number (691048260).

Almost surely, 2^12246906045 is an apocalyptic number.

12246906045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12246906045 is a deficient number, since it is larger than the sum of its proper divisors (9866638275).

12246906045 is a wasteful number, since it uses less digits than its factorization.

12246906045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2559485.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 12246906045 in words is "twelve billion, two hundred forty-six million, nine hundred six thousand, forty-five".