55243403676 has 24 divisors (see below), whose sum is σ = 143223639440. Its totient is φ = 18414467856.

The previous prime is 55243403639. The next prime is 55243403707. The reversal of 55243403676 is 67630434255.

55243403676 is a `hidden beast` number, since 5 + 5 + 243 + 40 + 367 + 6 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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, 255756391 + ... + 255756606.

Almost surely, 2^55243403676 is an apocalyptic number.

It is an amenable number.

55243403676 is an abundant number, since it is smaller than the sum of its proper divisors (87980235764).

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

55243403676 is a wasteful number, since it uses less digits than its factorization.

55243403676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511513010 (or 511513002 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 45.

The spelling of 55243403676 in words is "fifty-five billion, two hundred forty-three million, four hundred three thousand, six hundred seventy-six".