655611166200 has 48 divisors (see below), whose sum is σ = 2032394617080. Its totient is φ = 174829644160.

The previous prime is 655611166193. The next prime is 655611166219. The reversal of 655611166200 is 2661116556.

It is a super-2 number, since 2×655611166200² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 546342039 + ... + 546343238.

Almost surely, 2^655611166200 is an apocalyptic number.

655611166200 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

655611166200 is an abundant number, since it is smaller than the sum of its proper divisors (1376783450880).

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

655611166200 is a wasteful number, since it uses less digits than its factorization.

655611166200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092685296 (or 1092685287 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 655611166200 in words is "six hundred fifty-five billion, six hundred eleven million, one hundred sixty-six thousand, two hundred".