55273050940032 has 128 divisors (see below), whose sum is σ = 163151261544000. Its totient is φ = 18422205207552.

The previous prime is 55273050940007. The next prime is 55273050940073. The reversal of 55273050940032 is 23004905037255.

55273050940032 is a `hidden beast` number, since 5 + 5 + 2 + 73 + 0 + 509 + 40 + 0 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×55273050940032² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55273050940032.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28895103 + ... + 30748545.

Almost surely, 2^{55273050940032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55273050940032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81575630772000).

55273050940032 is an abundant number, since it is smaller than the sum of its proper divisors (107878210603968).

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

55273050940032 is a wasteful number, since it uses less digits than its factorization.

55273050940032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862095 (or 1862077 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 45.

Adding to 55273050940032 its reverse (23004905037255), we get a palindrome (78277955977287).

The spelling of 55273050940032 in words is "fifty-five trillion, two hundred seventy-three billion, fifty million, nine hundred forty thousand, thirty-two".