56498491449 has 12 divisors (see below), whose sum is σ = 81614049712. Its totient is φ = 37663299000.

The previous prime is 56498491403. The next prime is 56498491451. The reversal of 56498491449 is 94419489465.

56498491449 is a `hidden beast` number, since 5 + 64 + 98 + 49 + 1 + 449 = 666.

It is not a de Polignac number, because 56498491449 - 2¹⁶ = 56498425913 is a prime.

It is a super-2 number, since 2×56498491449² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56498491459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38647 + ... + 338364.

Almost surely, 2^56498491449 is an apocalyptic number.

It is an amenable number.

56498491449 is a deficient number, since it is larger than the sum of its proper divisors (25115558263).

56498491449 is a wasteful number, since it uses less digits than its factorization.

56498491449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393668 (or 393665 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 63.

The spelling of 56498491449 in words is "fifty-six billion, four hundred ninety-eight million, four hundred ninety-one thousand, four hundred forty-nine".