6721054598 has 4 divisors (see below), whose sum is σ = 10081581900. Its totient is φ = 3360527298.

The previous prime is 6721054597. The next prime is 6721054619. The reversal of 6721054598 is 8954501276.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6721054591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1680263648 + ... + 1680263651.

It is an arithmetic number, because the mean of its divisors is an integer number (2520395475).

Almost surely, 2^6721054598 is an apocalyptic number.

6721054598 is a deficient number, since it is larger than the sum of its proper divisors (3360527302).

6721054598 is a wasteful number, since it uses less digits than its factorization.

6721054598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3360527301.

The product of its (nonzero) digits is 604800, while the sum is 47.

The square root of 6721054598 is about 81982.0382644882. The cubic root of 6721054598 is about 1887.1763026503.

The spelling of 6721054598 in words is "six billion, seven hundred twenty-one million, fifty-four thousand, five hundred ninety-eight".