5505123140 has 72 divisors (see below), whose sum is σ = 13184192448. Its totient is φ = 1914784960.

The previous prime is 5505123121. The next prime is 5505123179. The reversal of 5505123140 is 413215055.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92729 + ... + 140031.

It is an arithmetic number, because the mean of its divisors is an integer number (183113784).

Almost surely, 2^5505123140 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 5505123140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6592096224).

5505123140 is an abundant number, since it is smaller than the sum of its proper divisors (7679069308).

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

5505123140 is a wasteful number, since it uses less digits than its factorization.

5505123140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47369 (or 47344 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 5505123140 is about 74196.5170341573. The cubic root of 5505123140 is about 1765.7220723887.

Adding to 5505123140 its reverse (413215055), we get a palindrome (5918338195).

The spelling of 5505123140 in words is "five billion, five hundred five million, one hundred twenty-three thousand, one hundred forty".