55122005340 has 36 divisors (see below), whose sum is σ = 167203416744. Its totient is φ = 14699201376.

The previous prime is 55122005311. The next prime is 55122005357. The reversal of 55122005340 is 4350022155.

It is a happy number.

55122005340 is a `hidden beast` number, since 5 + 5 + 122 + 0 + 0 + 534 + 0 = 666.

55122005340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153116502 + ... + 153116861.

It is an arithmetic number, because the mean of its divisors is an integer number (4644539354).

Almost surely, 2^55122005340 is an apocalyptic number.

It is an amenable number.

55122005340 is an abundant number, since it is smaller than the sum of its proper divisors (112081411404).

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

55122005340 is a wasteful number, since it uses less digits than its factorization.

55122005340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306233378 (or 306233373 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 55122005340 its reverse (4350022155), we get a palindrome (59472027495).

The spelling of 55122005340 in words is "fifty-five billion, one hundred twenty-two million, five thousand, three hundred forty".