55510501110012 has 48 divisors (see below), whose sum is σ = 154986584299680. Its totient is φ = 17080154187264.

The previous prime is 55510501110007. The next prime is 55510501110079. The reversal of 55510501110012 is 21001110501555.

It is a happy number.

55510501110012 is a `hidden beast` number, since 5 + 5 + 51 + 0 + 501 + 1 + 100 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 19768695573 + ... + 19768698380.

It is an arithmetic number, because the mean of its divisors is an integer number (3228887172910).

Almost surely, 2^{55510501110012} is an apocalyptic number.

55510501110012 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

55510501110012 is an abundant number, since it is smaller than the sum of its proper divisors (99476083189668).

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

55510501110012 is a wasteful number, since it uses less digits than its factorization.

55510501110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39537393979 (or 39537393971 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 27.

Adding to 55510501110012 its reverse (21001110501555), we get a palindrome (76511611611567).

The spelling of 55510501110012 in words is "fifty-five trillion, five hundred ten billion, five hundred one million, one hundred ten thousand, twelve".