6553227261 has 32 divisors (see below), whose sum is σ = 10060554240. Its totient is φ = 3716790336.

The previous prime is 6553227253. The next prime is 6553227293. The reversal of 6553227261 is 1627223556.

It is a happy number.

6553227261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6553227261 - 2³ = 6553227253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6553227211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1979970 + ... + 1983276.

It is an arithmetic number, because the mean of its divisors is an integer number (314392320).

Almost surely, 2^6553227261 is an apocalyptic number.

It is an amenable number.

6553227261 is a deficient number, since it is larger than the sum of its proper divisors (3507326979).

6553227261 is a wasteful number, since it uses less digits than its factorization.

6553227261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3993.

The product of its digits is 151200, while the sum is 39.

The square root of 6553227261 is about 80952.0059109100. The cubic root of 6553227261 is about 1871.3358734162.

The spelling of 6553227261 in words is "six billion, five hundred fifty-three million, two hundred twenty-seven thousand, two hundred sixty-one".