55335145216 has 72 divisors (see below), whose sum is σ = 125211311120. Its totient is φ = 24195096576.

The previous prime is 55335145211. The next prime is 55335145237. The reversal of 55335145216 is 61254153355.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55335145211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374325 + ... + 500788.

Almost surely, 2^55335145216 is an apocalyptic number.

It is an amenable number.

55335145216 is an abundant number, since it is smaller than the sum of its proper divisors (69876165904).

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

55335145216 is a wasteful number, since it uses less digits than its factorization.

55335145216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875161 (or 875147 counting only the distinct ones).

The product of its digits is 270000, while the sum is 40.

The spelling of 55335145216 in words is "fifty-five billion, three hundred thirty-five million, one hundred forty-five thousand, two hundred sixteen".