55500252525312 has 72 divisors (see below), whose sum is σ = 168813268114176. Its totient is φ = 15857215005696.

The previous prime is 55500252525301. The next prime is 55500252525317. The reversal of 55500252525312 is 21352525200555.

It is a happy number.

It is a super-3 number, since 3×55500252525312³ (a number of 42 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (55500252525317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5161848468 + ... + 5161859219.

It is an arithmetic number, because the mean of its divisors is an integer number (2344628723808).

Almost surely, 2^{55500252525312} is an apocalyptic number.

It is an amenable number.

55500252525312 is an abundant number, since it is smaller than the sum of its proper divisors (113313015588864).

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

55500252525312 is a wasteful number, since it uses less digits than its factorization.

55500252525312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10323707713 (or 10323707699 counting only the distinct ones).

The product of its (nonzero) digits is 750000, while the sum is 42.

Adding to 55500252525312 its reverse (21352525200555), we get a palindrome (76852777725867).

The spelling of 55500252525312 in words is "fifty-five trillion, five hundred billion, two hundred fifty-two million, five hundred twenty-five thousand, three hundred twelve".