553628761 has 16 divisors (see below), whose sum is σ = 647395840. Its totient is φ = 463656960.

The previous prime is 553628723. The next prime is 553628809. The reversal of 553628761 is 167826355.

It is a cyclic number.

It is not a de Polignac number, because 553628761 - 2⁹ = 553628249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553628461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48481 + ... + 58801.

It is an arithmetic number, because the mean of its divisors is an integer number (40462240).

Almost surely, 2^553628761 is an apocalyptic number.

It is an amenable number.

553628761 is a deficient number, since it is larger than the sum of its proper divisors (93767079).

553628761 is a wasteful number, since it uses less digits than its factorization.

553628761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10504.

The product of its digits is 302400, while the sum is 43.

The square root of 553628761 is about 23529.3170534123. The cubic root of 553628761 is about 821.1192138136.

The spelling of 553628761 in words is "five hundred fifty-three million, six hundred twenty-eight thousand, seven hundred sixty-one".