5455557120 has 320 divisors, whose sum is σ = 19155273984. Its totient is φ = 1316290560.

The previous prime is 5455557089. The next prime is 5455557127. The reversal of 5455557120 is 217555545.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (5455557127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5291005 + ... + 5292035.

Almost surely, 2^5455557120 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 5455557120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9577636992).

5455557120 is an abundant number, since it is smaller than the sum of its proper divisors (13699716864).

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

5455557120 is a wasteful number, since it uses less digits than its factorization.

5455557120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123 (or 1107 counting only the distinct ones).

The product of its (nonzero) digits is 175000, while the sum is 39.

The square root of 5455557120 is about 73861.7432775588. The cubic root of 5455557120 is about 1760.4067930221.

The spelling of 5455557120 in words is "five billion, four hundred fifty-five million, five hundred fifty-seven thousand, one hundred twenty".