55255364016 has 80 divisors (see below), whose sum is σ = 144306847104. Its totient is φ = 18216916992.

The previous prime is 55255364011. The next prime is 55255364023. The reversal of 55255364016 is 61046355255.

It is not an unprimeable number, because it can be changed into a prime (55255364011) 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, 10254475 + ... + 10259861.

Almost surely, 2^55255364016 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 55255364016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72153423552).

55255364016 is an abundant number, since it is smaller than the sum of its proper divisors (89051483088).

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

55255364016 is a wasteful number, since it uses less digits than its factorization.

55255364016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7698 (or 7692 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 55255364016 in words is "fifty-five billion, two hundred fifty-five million, three hundred sixty-four thousand, sixteen".