6553777852 has 12 divisors (see below), whose sum is σ = 11491044376. Its totient is φ = 3270622320.

The previous prime is 6553777829. The next prime is 6553777861. The reversal of 6553777852 is 2587773556.

It is a junction number, because it is equal to n+sod(n) for n = 6553777793 and 6553777802.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1564299 + ... + 1568482.

Almost surely, 2^6553777852 is an apocalyptic number.

It is an amenable number.

6553777852 is a deficient number, since it is larger than the sum of its proper divisors (4937266524).

6553777852 is a wasteful number, since it uses less digits than its factorization.

6553777852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3133308 (or 3133306 counting only the distinct ones).

The product of its digits is 12348000, while the sum is 55.

The square root of 6553777852 is about 80955.4065643549. The cubic root of 6553777852 is about 1871.3882807667.

The spelling of 6553777852 in words is "six billion, five hundred fifty-three million, seven hundred seventy-seven thousand, eight hundred fifty-two".