5649039801 has 6 divisors (see below), whose sum is σ = 8159724170. Its totient is φ = 3766026528.

The previous prime is 5649039797. The next prime is 5649039827. The reversal of 5649039801 is 1089309465.

It is a happy number.

5649039801 is a `hidden beast` number, since 56 + 490 + 39 + 80 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3900127401 + 1748912400 = 62451^2 + 41820^2 .

It is not a de Polignac number, because 5649039801 - 2² = 5649039797 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5649039001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 313835536 + ... + 313835553.

Almost surely, 2^5649039801 is an apocalyptic number.

It is an amenable number.

5649039801 is a deficient number, since it is larger than the sum of its proper divisors (2510684369).

5649039801 is a wasteful number, since it uses less digits than its factorization.

5649039801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627671095 (or 627671092 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 5649039801 is about 75160.0944717341. The cubic root of 5649039801 is about 1780.9765925109.

The spelling of 5649039801 in words is "five billion, six hundred forty-nine million, thirty-nine thousand, eight hundred one".