7155455226 has 16 divisors (see below), whose sum is σ = 14312894400. Its totient is φ = 2384821088.

The previous prime is 7155455207. The next prime is 7155455243. The reversal of 7155455226 is 6225545517.

It is a super-2 number, since 2×7155455226² (a number of 21 digits) contains 22 as substring.

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, 33531 + ... + 124238.

It is an arithmetic number, because the mean of its divisors is an integer number (894555900).

Almost surely, 2^7155455226 is an apocalyptic number.

7155455226 is an abundant number, since it is smaller than the sum of its proper divisors (7157439174).

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

7155455226 is a wasteful number, since it uses less digits than its factorization.

7155455226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165333.

The product of its digits is 420000, while the sum is 42.

The square root of 7155455226 is about 84589.9239035005. The cubic root of 7155455226 is about 1926.9883520704.

The spelling of 7155455226 in words is "seven billion, one hundred fifty-five million, four hundred fifty-five thousand, two hundred twenty-six".