55788948480 has 176 divisors, whose sum is σ = 178915332960. Its totient is φ = 14837219328.

The previous prime is 55788948463. The next prime is 55788948487. The reversal of 55788948480 is 8484988755.

It is a super-2 number, since 2×55788948480² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55788948487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5970372 + ... + 5979708.

Almost surely, 2^55788948480 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 55788948480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89457666480).

55788948480 is an abundant number, since it is smaller than the sum of its proper divisors (123126384480).

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

55788948480 is a wasteful number, since it uses less digits than its factorization.

55788948480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9754 (or 9736 counting only the distinct ones).

The product of its (nonzero) digits is 103219200, while the sum is 66.

The spelling of 55788948480 in words is "fifty-five billion, seven hundred eighty-eight million, nine hundred forty-eight thousand, four hundred eighty".