8155227480 has 32 divisors (see below), whose sum is σ = 24465682800. Its totient is φ = 2174727296.

The previous prime is 8155227401. The next prime is 8155227497. The reversal of 8155227480 is 847225518.

It is a super-3 number, since 3×8155227480³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33979995 + ... + 33980234.

Almost surely, 2^8155227480 is an apocalyptic number.

It is an amenable number.

8155227480 is an abundant number, since it is smaller than the sum of its proper divisors (16310455320).

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

8155227480 is a wasteful number, since it uses less digits than its factorization.

8155227480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67960243 (or 67960239 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 42.

The square root of 8155227480 is about 90306.2981192342. The cubic root of 8155227480 is about 2012.8528485393.

The spelling of 8155227480 in words is "eight billion, one hundred fifty-five million, two hundred twenty-seven thousand, four hundred eighty".