555938086016 has 128 divisors (see below), whose sum is σ = 1188608040000. Its totient is φ = 258215510016.

The previous prime is 555938085961. The next prime is 555938086019. The reversal of 555938086016 is 610680839555.

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

It is not an unprimeable number, because it can be changed into a prime (555938086019) 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, 58681856 + ... + 58691328.

Almost surely, 2^555938086016 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 555938086016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (594304020000).

555938086016 is an abundant number, since it is smaller than the sum of its proper divisors (632669953984).

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

555938086016 is a wasteful number, since it uses less digits than its factorization.

555938086016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9974 (or 9962 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 56.

The spelling of 555938086016 in words is "five hundred fifty-five billion, nine hundred thirty-eight million, eighty-six thousand, sixteen".