6551535434 has 4 divisors (see below), whose sum is σ = 9827303154. Its totient is φ = 3275767716.

The previous prime is 6551535413. The next prime is 6551535449. The reversal of 6551535434 is 4345351556.

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

It can be written as a sum of positive squares in only one way, i.e., 5373329809 + 1178205625 = 73303^2 + 34325^2 .

It is a super-3 number, since 3×6551535434³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6551535391 and 6551535400.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1637883857 + ... + 1637883860.

Almost surely, 2^6551535434 is an apocalyptic number.

6551535434 is a deficient number, since it is larger than the sum of its proper divisors (3275767720).

6551535434 is a wasteful number, since it uses less digits than its factorization.

6551535434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275767719.

The product of its digits is 540000, while the sum is 41.

The square root of 6551535434 is about 80941.5556682722. Note that the first 3 decimals coincide. The cubic root of 6551535434 is about 1871.1748205018.

The spelling of 6551535434 in words is "six billion, five hundred fifty-one million, five hundred thirty-five thousand, four hundred thirty-four".