553925649 has 16 divisors (see below), whose sum is σ = 758644992. Its totient is φ = 359378448.

The previous prime is 553925609. The next prime is 553925651. The reversal of 553925649 is 946529355.

It is a happy number.

It is not a de Polignac number, because 553925649 - 2¹² = 553921553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 553925598 and 553925607.

It is not an unprimeable number, because it can be changed into a prime (553925609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82 + ... + 33284.

It is an arithmetic number, because the mean of its divisors is an integer number (47415312).

Almost surely, 2^553925649 is an apocalyptic number.

It is an amenable number.

553925649 is a deficient number, since it is larger than the sum of its proper divisors (204719343).

553925649 is a wasteful number, since it uses less digits than its factorization.

553925649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33356.

The product of its digits is 1458000, while the sum is 48.

The square root of 553925649 is about 23535.6251032345. The cubic root of 553925649 is about 821.2659649068.

The spelling of 553925649 in words is "five hundred fifty-three million, nine hundred twenty-five thousand, six hundred forty-nine".