555252396416 has 64 divisors (see below), whose sum is σ = 1133397059760. Its totient is φ = 270794956800.

The previous prime is 555252396401. The next prime is 555252396427. The reversal of 555252396416 is 614693252555.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32166860 + ... + 32184116.

Almost surely, 2^555252396416 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 555252396416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566698529880).

555252396416 is an abundant number, since it is smaller than the sum of its proper divisors (578144663344).

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

555252396416 is a wasteful number, since it uses less digits than its factorization.

555252396416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23443 (or 23431 counting only the distinct ones).

The product of its digits is 9720000, while the sum is 53.

The spelling of 555252396416 in words is "five hundred fifty-five billion, two hundred fifty-two million, three hundred ninety-six thousand, four hundred sixteen".