5649402923 has 6 divisors (see below), whose sum is σ = 6001269156. Its totient is φ = 5317084832.

The previous prime is 5649402917. The next prime is 5649402929. The reversal of 5649402923 is 3292049465.

5649402923 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5649402917) and next prime (5649402929).

It is not a de Polignac number, because 5649402923 - 2⁴ = 5649402907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5649402929) 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, 9773765 + ... + 9774342.

It is an arithmetic number, because the mean of its divisors is an integer number (1000211526).

Almost surely, 2^5649402923 is an apocalyptic number.

5649402923 is a deficient number, since it is larger than the sum of its proper divisors (351866233).

5649402923 is a wasteful number, since it uses less digits than its factorization.

5649402923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19548141 (or 19548124 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 44.

The square root of 5649402923 is about 75162.5100898047. The cubic root of 5649402923 is about 1781.0147522660.

The spelling of 5649402923 in words is "five billion, six hundred forty-nine million, four hundred two thousand, nine hundred twenty-three".