6551247934 has 32 divisors (see below), whose sum is σ = 12399319296. Its totient is φ = 2521677120.

The previous prime is 6551247917. The next prime is 6551247953. The reversal of 6551247934 is 4397421556.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 243487 + ... + 269050.

It is an arithmetic number, because the mean of its divisors is an integer number (387478728).

Almost surely, 2^6551247934 is an apocalyptic number.

6551247934 is a deficient number, since it is larger than the sum of its proper divisors (5848071362).

6551247934 is a wasteful number, since it uses less digits than its factorization.

6551247934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512640.

The product of its digits is 907200, while the sum is 46.

The square root of 6551247934 is about 80939.7796760036. The cubic root of 6551247934 is about 1871.1474492779.

The spelling of 6551247934 in words is "six billion, five hundred fifty-one million, two hundred forty-seven thousand, nine hundred thirty-four".