55510345312 has 48 divisors (see below), whose sum is σ = 109606528080. Its totient is φ = 27673901568.

The previous prime is 55510345271. The next prime is 55510345333. The reversal of 55510345312 is 21354301555.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 23234614 + ... + 23237002.

It is an arithmetic number, because the mean of its divisors is an integer number (2283469335).

Almost surely, 2^55510345312 is an apocalyptic number.

It is an amenable number.

55510345312 is a deficient number, since it is larger than the sum of its proper divisors (54096182768).

55510345312 is a wasteful number, since it uses less digits than its factorization.

55510345312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4223 (or 4215 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

Adding to 55510345312 its reverse (21354301555), we get a palindrome (76864646867).

The spelling of 55510345312 in words is "fifty-five billion, five hundred ten million, three hundred forty-five thousand, three hundred twelve".