55217437000 has 64 divisors (see below), whose sum is σ = 140955085440. Its totient is φ = 20079064000.

The previous prime is 55217436983. The next prime is 55217437073. The reversal of 55217437000 is 73471255.

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 15 ways as a sum of consecutive naturals, for example, 2498884 + ... + 2520883.

It is an arithmetic number, because the mean of its divisors is an integer number (2202423210).

Almost surely, 2^55217437000 is an apocalyptic number.

55217437000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55217437000 is an abundant number, since it is smaller than the sum of its proper divisors (85737648440).

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

55217437000 is a wasteful number, since it uses less digits than its factorization.

55217437000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5019799 (or 5019785 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 34.

The spelling of 55217437000 in words is "fifty-five billion, two hundred seventeen million, four hundred thirty-seven thousand".