5404042249 has 6 divisors (see below), whose sum is σ = 5485907994. Its totient is φ = 5323380480.

The previous prime is 5404042223. The next prime is 5404042253. The reversal of 5404042249 is 9422404045.

It can be written as a sum of positive squares in only one way, i.e., 3018403600 + 2385638649 = 54940^2 + 48843^2 .

It is not a de Polignac number, because 5404042249 - 2¹³ = 5404034057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5404042949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 597432 + ... + 606409.

It is an arithmetic number, because the mean of its divisors is an integer number (914317999).

Almost surely, 2^5404042249 is an apocalyptic number.

It is an amenable number.

5404042249 is a deficient number, since it is larger than the sum of its proper divisors (81865745).

5404042249 is an equidigital number, since it uses as much as digits as its factorization.

5404042249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203975 (or 1203908 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 5404042249 is about 73512.1911590180. The cubic root of 5404042249 is about 1754.8482969928.

The spelling of 5404042249 in words is "five billion, four hundred four million, forty-two thousand, two hundred forty-nine".