55250505505332 has 48 divisors (see below), whose sum is σ = 143286113140800. Its totient is φ = 18411170076000.

The previous prime is 55250505505331. The next prime is 55250505505457. The reversal of 55250505505332 is 23350550505255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55250505505331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78329107 + ... + 79031322.

It is an arithmetic number, because the mean of its divisors is an integer number (2985127357100).

Almost surely, 2^{55250505505332} is an apocalyptic number.

It is an amenable number.

55250505505332 is an abundant number, since it is smaller than the sum of its proper divisors (88035607635468).

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

55250505505332 is a wasteful number, since it uses less digits than its factorization.

55250505505332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157363693 (or 157363685 counting only the distinct ones).

The product of its (nonzero) digits is 2812500, while the sum is 45.

The spelling of 55250505505332 in words is "fifty-five trillion, two hundred fifty billion, five hundred five million, five hundred five thousand, three hundred thirty-two".