6155505212 has 24 divisors (see below), whose sum is σ = 11257188096. Its totient is φ = 2942211888.

The previous prime is 6155505199. The next prime is 6155505227. The reversal of 6155505212 is 2125055516.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372638 + ... + 388805.

It is an arithmetic number, because the mean of its divisors is an integer number (469049504).

Almost surely, 2^6155505212 is an apocalyptic number.

It is an amenable number.

6155505212 is a deficient number, since it is larger than the sum of its proper divisors (5101682884).

6155505212 is a wasteful number, since it uses less digits than its factorization.

6155505212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761537 (or 761535 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

The square root of 6155505212 is about 78457.0278050348. The cubic root of 6155505212 is about 1832.6853200112.

The spelling of 6155505212 in words is "six billion, one hundred fifty-five million, five hundred five thousand, two hundred twelve".