6551053551 has 16 divisors (see below), whose sum is σ = 11091731200. Its totient is φ = 3743459064.

The previous prime is 6551053543. The next prime is 6551053577. The reversal of 6551053551 is 1553501556.

6551053551 is a `hidden beast` number, since 6 + 5 + 51 + 0 + 53 + 551 = 666.

It is not a de Polignac number, because 6551053551 - 2³ = 6551053543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6551053541) 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, 17330641 + ... + 17331018.

It is an arithmetic number, because the mean of its divisors is an integer number (693233200).

Almost surely, 2^6551053551 is an apocalyptic number.

6551053551 is a deficient number, since it is larger than the sum of its proper divisors (4540677649).

6551053551 is a wasteful number, since it uses less digits than its factorization.

6551053551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34661675 (or 34661669 counting only the distinct ones).

The product of its (nonzero) digits is 56250, while the sum is 36.

The square root of 6551053551 is about 80938.5788792959. The cubic root of 6551053551 is about 1871.1289427350.

The spelling of 6551053551 in words is "six billion, five hundred fifty-one million, fifty-three thousand, five hundred fifty-one".