6155515220226 has 16 divisors (see below), whose sum is σ = 12314888526528. Its totient is φ = 2051195392400.

The previous prime is 6155515220189. The next prime is 6155515220249. The reversal of 6155515220226 is 6220225155516.

It is a happy number.

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, 160732845 + ... + 160771136.

It is an arithmetic number, because the mean of its divisors is an integer number (769680532908).

Almost surely, 2^{6155515220226} is an apocalyptic number.

6155515220226 is an abundant number, since it is smaller than the sum of its proper divisors (6159373306302).

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

6155515220226 is a wasteful number, since it uses less digits than its factorization.

6155515220226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321507177.

The product of its (nonzero) digits is 360000, while the sum is 42.

The spelling of 6155515220226 in words is "six trillion, one hundred fifty-five billion, five hundred fifteen million, two hundred twenty thousand, two hundred twenty-six".