10028656449 has 24 divisors (see below), whose sum is σ = 16867611072. Its totient is φ = 5622533280.

The previous prime is 10028656447. The next prime is 10028656459. The reversal of 10028656449 is 94465682001.

10028656449 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 86 + 564 + 4 + 9 = 666.

It is not a de Polignac number, because 10028656449 - 2¹ = 10028656447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10028656447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1498407 + ... + 1505084.

It is an arithmetic number, because the mean of its divisors is an integer number (702817128).

Almost surely, 2^10028656449 is an apocalyptic number.

It is an amenable number.

10028656449 is a deficient number, since it is larger than the sum of its proper divisors (6838954623).

10028656449 is a wasteful number, since it uses less digits than its factorization.

10028656449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003557 (or 3003554 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 10028656449 in words is "ten billion, twenty-eight million, six hundred fifty-six thousand, four hundred forty-nine".