12469828545 has 48 divisors (see below), whose sum is σ = 21917001600. Its totient is φ = 6558064128.

The previous prime is 12469828531. The next prime is 12469828577. The reversal of 12469828545 is 54582896421.

12469828545 is a `hidden beast` number, since 1 + 2 + 4 + 6 + 98 + 2 + 8 + 545 = 666.

It is not a de Polignac number, because 12469828545 - 2⁴ = 12469828529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12469828491 and 12469828500.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1005754 + ... + 1018076.

It is an arithmetic number, because the mean of its divisors is an integer number (456604200).

Almost surely, 2^12469828545 is an apocalyptic number.

12469828545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12469828545 is a deficient number, since it is larger than the sum of its proper divisors (9447173055).

12469828545 is a wasteful number, since it uses less digits than its factorization.

12469828545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12646 (or 12643 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 54.

The spelling of 12469828545 in words is "twelve billion, four hundred sixty-nine million, eight hundred twenty-eight thousand, five hundred forty-five".