6406565226 has 16 divisors (see below), whose sum is σ = 13566844224. Its totient is φ = 2009902784.

The previous prime is 6406565219. The next prime is 6406565233. The reversal of 6406565226 is 6225656046.

It is an interprime number because it is at equal distance from previous prime (6406565219) and next prime (6406565233).

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, 31404630 + ... + 31404833.

It is an arithmetic number, because the mean of its divisors is an integer number (847927764).

Almost surely, 2^6406565226 is an apocalyptic number.

6406565226 is an abundant number, since it is smaller than the sum of its proper divisors (7160278998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6406565226 is a wasteful number, since it uses less digits than its factorization.

6406565226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62809485.

The product of its (nonzero) digits is 518400, while the sum is 42.

The square root of 6406565226 is about 80041.0221448977. The cubic root of 6406565226 is about 1857.2701723138.

The spelling of 6406565226 in words is "six billion, four hundred six million, five hundred sixty-five thousand, two hundred twenty-six".