55332466140 has 96 divisors (see below), whose sum is σ = 186383070720. Its totient is φ = 11981765376.

The previous prime is 55332466097. The next prime is 55332466141. The reversal of 55332466140 is 4166423355.

55332466140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55332466141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3458967 + ... + 3474926.

It is an arithmetic number, because the mean of its divisors is an integer number (1941490320).

Almost surely, 2^55332466140 is an apocalyptic number.

It is an amenable number.

55332466140 is an abundant number, since it is smaller than the sum of its proper divisors (131050604580).

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

55332466140 is a wasteful number, since it uses less digits than its factorization.

55332466140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6933931 (or 6933929 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 55332466140 its reverse (4166423355), we get a palindrome (59498889495).

The spelling of 55332466140 in words is "fifty-five billion, three hundred thirty-two million, four hundred sixty-six thousand, one hundred forty".