5455650816 has 504 divisors, whose sum is σ = 20302862112. Its totient is φ = 1371340800.

The previous prime is 5455650797. The next prime is 5455650857. The reversal of 5455650816 is 6180565545.

5455650816 is a `hidden beast` number, since 5 + 4 + 5 + 565 + 0 + 81 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (504).

It is a super-2 number, since 2×5455650816² = 59528251652242931712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 175988721 + ... + 175988751.

Almost surely, 2^5455650816 is an apocalyptic number.

5455650816 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5455650816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10151431056).

5455650816 is an abundant number, since it is smaller than the sum of its proper divisors (14847211296).

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

5455650816 is a wasteful number, since it uses less digits than its factorization.

5455650816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 54 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 45.

The square root of 5455650816 is about 73862.3775409376. The cubic root of 5455650816 is about 1760.4168709497.

The spelling of 5455650816 in words is "five billion, four hundred fifty-five million, six hundred fifty thousand, eight hundred sixteen".