55147171053200 has 60 divisors (see below), whose sum is σ = 132528519291120. Its totient is φ = 22052634775680.

The previous prime is 55147171053113. The next prime is 55147171053241. The reversal of 55147171053200 is 235017174155.

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, 18062774 + ... + 20893973.

It is an arithmetic number, because the mean of its divisors is an integer number (2208808654852).

Almost surely, 2^{55147171053200} is an apocalyptic number.

55147171053200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55147171053200 is an abundant number, since it is smaller than the sum of its proper divisors (77381348237920).

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

55147171053200 is a wasteful number, since it uses less digits than its factorization.

55147171053200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38960304 (or 38960293 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 41.

The spelling of 55147171053200 in words is "fifty-five trillion, one hundred forty-seven billion, one hundred seventy-one million, fifty-three thousand, two hundred".