6653366212156 has 24 divisors (see below), whose sum is σ = 12328376434416. Its totient is φ = 3130975491840.

The previous prime is 6653366212123. The next prime is 6653366212177. The reversal of 6653366212156 is 6512126633566.

It is a congruent 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, 17442151 + ... + 17819521.

It is an arithmetic number, because the mean of its divisors is an integer number (513682351434).

Almost surely, 2^{6653366212156} is an apocalyptic number.

It is an amenable number.

6653366212156 is a deficient number, since it is larger than the sum of its proper divisors (5675010222260).

6653366212156 is a wasteful number, since it uses less digits than its factorization.

6653366212156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636669 (or 636667 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 52.

The spelling of 6653366212156 in words is "six trillion, six hundred fifty-three billion, three hundred sixty-six million, two hundred twelve thousand, one hundred fifty-six".