55440524211200 has 132 divisors (see below), whose sum is σ = 143400382428000. Its totient is φ = 21212026429440.

The previous prime is 55440524211187. The next prime is 55440524211217. The reversal of 55440524211200 is 211242504455.

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, 46490450 + ... + 47668049.

Almost surely, 2^{55440524211200} is an apocalyptic number.

55440524211200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55440524211200 is an abundant number, since it is smaller than the sum of its proper divisors (87959858216800).

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

55440524211200 is a wasteful number, since it uses less digits than its factorization.

55440524211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94158552 (or 94158529 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 55440524211200 its reverse (211242504455), we get a palindrome (55651766715655).

The spelling of 55440524211200 in words is "fifty-five trillion, four hundred forty billion, five hundred twenty-four million, two hundred eleven thousand, two hundred".