6670261426 has 4 divisors (see below), whose sum is σ = 10005392142. Its totient is φ = 3335130712.

The previous prime is 6670261399. The next prime is 6670261439. The reversal of 6670261426 is 6241620766.

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., 3398307025 + 3271954401 = 58295^2 + 57201^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1667565355 + ... + 1667565358.

Almost surely, 2^6670261426 is an apocalyptic number.

6670261426 is a deficient number, since it is larger than the sum of its proper divisors (3335130716).

6670261426 is a wasteful number, since it uses less digits than its factorization.

6670261426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335130715.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 6670261426 is about 81671.6684413879. The cubic root of 6670261426 is about 1882.4102767833.

The spelling of 6670261426 in words is "six billion, six hundred seventy million, two hundred sixty-one thousand, four hundred twenty-six".