6406730504 has 32 divisors (see below), whose sum is σ = 12198324600. Its totient is φ = 3154145280.

The previous prime is 6406730467. The next prime is 6406730531. The reversal of 6406730504 is 4050376046.

It can be written as a sum of positive squares in 4 ways, for example, as 5677622500 + 729108004 = 75350^2 + 27002^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152924 + ... + 190260.

Almost surely, 2^6406730504 is an apocalyptic number.

It is an amenable number.

6406730504 is a deficient number, since it is larger than the sum of its proper divisors (5791594096).

6406730504 is a wasteful number, since it uses less digits than its factorization.

6406730504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37673 (or 37669 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 6406730504 is about 80042.0545963183. The cubic root of 6406730504 is about 1857.2861436000.

The spelling of 6406730504 in words is "six billion, four hundred six million, seven hundred thirty thousand, five hundred four".