6480421058 has 4 divisors (see below), whose sum is σ = 9720631590. Its totient is φ = 3240210528.

The previous prime is 6480421049. The next prime is 6480421061. The reversal of 6480421058 is 8501240846.

It is a happy number.

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., 6397920169 + 82500889 = 79987^2 + 9083^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620105263 + ... + 1620105266.

Almost surely, 2^6480421058 is an apocalyptic number.

6480421058 is a deficient number, since it is larger than the sum of its proper divisors (3240210532).

6480421058 is a wasteful number, since it uses less digits than its factorization.

6480421058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240210531.

The product of its (nonzero) digits is 61440, while the sum is 38.

The square root of 6480421058 is about 80501.0624650383. The cubic root of 6480421058 is about 1864.3798831022.

The spelling of 6480421058 in words is "six billion, four hundred eighty million, four hundred twenty-one thousand, fifty-eight".