6480184738 has 4 divisors (see below), whose sum is σ = 9720277110. Its totient is φ = 3240092368.

The previous prime is 6480184723. The next prime is 6480184741. The reversal of 6480184738 is 8374810846.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8374810846 = 2 ⋅4187405423.

It can be written as a sum of positive squares in only one way, i.e., 5151363529 + 1328821209 = 71773^2 + 36453^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6480184691 and 6480184700.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620046183 + ... + 1620046186.

Almost surely, 2^6480184738 is an apocalyptic number.

6480184738 is a deficient number, since it is larger than the sum of its proper divisors (3240092372).

6480184738 is a wasteful number, since it uses less digits than its factorization.

6480184738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3240092371.

The product of its (nonzero) digits is 1032192, while the sum is 49.

The square root of 6480184738 is about 80499.5946449422. The cubic root of 6480184738 is about 1864.3572201916.

The spelling of 6480184738 in words is "six billion, four hundred eighty million, one hundred eighty-four thousand, seven hundred thirty-eight".