555769628 has 6 divisors (see below), whose sum is σ = 972596856. Its totient is φ = 277884812.

The previous prime is 555769603. The next prime is 555769633. The reversal of 555769628 is 826967555.

It is a self number, because there is not a number n which added to its sum of digits gives 555769628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69471200 + ... + 69471207.

It is an arithmetic number, because the mean of its divisors is an integer number (162099476).

Almost surely, 2^555769628 is an apocalyptic number.

It is an amenable number.

555769628 is a deficient number, since it is larger than the sum of its proper divisors (416827228).

555769628 is a wasteful number, since it uses less digits than its factorization.

555769628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138942411 (or 138942409 counting only the distinct ones).

The product of its digits is 4536000, while the sum is 53.

The square root of 555769628 is about 23574.7667644878. The cubic root of 555769628 is about 822.1762674936.

The spelling of 555769628 in words is "five hundred fifty-five million, seven hundred sixty-nine thousand, six hundred twenty-eight".