6726220635 has 16 divisors (see below), whose sum is σ = 10770218496. Its totient is φ = 3584562528.

The previous prime is 6726220621. The next prime is 6726220643. The reversal of 6726220635 is 5360226276.

It is a happy number.

It is not a de Polignac number, because 6726220635 - 2⁵ = 6726220603 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6726220593 and 6726220602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151939 + ... + 191148.

It is an arithmetic number, because the mean of its divisors is an integer number (673138656).

Almost surely, 2^6726220635 is an apocalyptic number.

6726220635 is a deficient number, since it is larger than the sum of its proper divisors (4043997861).

6726220635 is a wasteful number, since it uses less digits than its factorization.

6726220635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344402.

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 6726220635 is about 82013.5393395505. The cubic root of 6726220635 is about 1887.6596953315.

The spelling of 6726220635 in words is "six billion, seven hundred twenty-six million, two hundred twenty thousand, six hundred thirty-five".