55533003140 has 48 divisors (see below), whose sum is σ = 117112296000. Its totient is φ = 22119495552.

The previous prime is 55533003109. The next prime is 55533003193. The reversal of 55533003140 is 4130033555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4909211 + ... + 4920509.

It is an arithmetic number, because the mean of its divisors is an integer number (2439839500).

Almost surely, 2^55533003140 is an apocalyptic number.

It is an amenable number.

55533003140 is an abundant number, since it is smaller than the sum of its proper divisors (61579292860).

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

55533003140 is a wasteful number, since it uses less digits than its factorization.

55533003140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12324 (or 12322 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 29.

Adding to 55533003140 its reverse (4130033555), we get a palindrome (59663036695).

The spelling of 55533003140 in words is "fifty-five billion, five hundred thirty-three million, three thousand, one hundred forty".