6551435245 has 4 divisors (see below), whose sum is σ = 7861722300. Its totient is φ = 5241148192.

The previous prime is 6551435227. The next prime is 6551435281. The reversal of 6551435245 is 5425341556.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4983512836 + 1567922409 = 70594^2 + 39597^2 .

It is a cyclic number.

It is not a de Polignac number, because 6551435245 - 2⁵ = 6551435213 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 6551435198 and 6551435207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655143520 + ... + 655143529.

It is an arithmetic number, because the mean of its divisors is an integer number (1965430575).

Almost surely, 2^6551435245 is an apocalyptic number.

It is an amenable number.

6551435245 is a deficient number, since it is larger than the sum of its proper divisors (1310287055).

6551435245 is a wasteful number, since it uses less digits than its factorization.

6551435245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310287054.

The product of its digits is 360000, while the sum is 40.

The square root of 6551435245 is about 80940.9367687328. The cubic root of 6551435245 is about 1871.1652821734.

The spelling of 6551435245 in words is "six billion, five hundred fifty-one million, four hundred thirty-five thousand, two hundred forty-five".