55646676272 has 20 divisors (see below), whose sum is σ = 117616838856. Its totient is φ = 25293943680.

The previous prime is 55646676247. The next prime is 55646676277. The reversal of 55646676272 is 27267664655.

55646676272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55646676277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158086973 + ... + 158087324.

Almost surely, 2^55646676272 is an apocalyptic number.

It is an amenable number.

55646676272 is an abundant number, since it is smaller than the sum of its proper divisors (61970162584).

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

55646676272 is a wasteful number, since it uses less digits than its factorization.

55646676272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316174316 (or 316174310 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 56.

The spelling of 55646676272 in words is "fifty-five billion, six hundred forty-six million, six hundred seventy-six thousand, two hundred seventy-two".