6494146804 has 6 divisors (see below), whose sum is σ = 11364756914. Its totient is φ = 3247073400.

The previous prime is 6494146793. The next prime is 6494146843. The reversal of 6494146804 is 4086414946.

It can be written as a sum of positive squares in only one way, i.e., 6472524304 + 21622500 = 80452^2 + 4650^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811768347 + ... + 811768354.

Almost surely, 2^6494146804 is an apocalyptic number.

It is an amenable number.

6494146804 is a deficient number, since it is larger than the sum of its proper divisors (4870610110).

6494146804 is a wasteful number, since it uses less digits than its factorization.

6494146804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623536705 (or 1623536703 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The square root of 6494146804 is about 80586.2693267284. The cubic root of 6494146804 is about 1865.6952276299.

The spelling of 6494146804 in words is "six billion, four hundred ninety-four million, one hundred forty-six thousand, eight hundred four".