552778508777 has 16 divisors (see below), whose sum is σ = 603925217280. Its totient is φ = 501781395600.

The previous prime is 552778508767. The next prime is 552778508797. The reversal of 552778508777 is 777805877255.

It is a cyclic number.

It is not a de Polignac number, because 552778508777 - 2⁶ = 552778508713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (552778508767) 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, 21245258 + ... + 21271260.

It is an arithmetic number, because the mean of its divisors is an integer number (37745326080).

Almost surely, 2^552778508777 is an apocalyptic number.

It is an amenable number.

552778508777 is a deficient number, since it is larger than the sum of its proper divisors (51146708503).

552778508777 is a wasteful number, since it uses less digits than its factorization.

552778508777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28804.

The product of its (nonzero) digits is 268912000, while the sum is 68.

The spelling of 552778508777 in words is "five hundred fifty-two billion, seven hundred seventy-eight million, five hundred eight thousand, seven hundred seventy-seven".