55025211212 has 12 divisors (see below), whose sum is σ = 101362231320. Its totient is φ = 26064573696.

The previous prime is 55025211211. The next prime is 55025211253. The reversal of 55025211212 is 21211252055.

It is a happy number.

55025211212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55025211211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362007893 + ... + 362008044.

It is an arithmetic number, because the mean of its divisors is an integer number (8446852610).

Almost surely, 2^55025211212 is an apocalyptic number.

It is an amenable number.

55025211212 is a deficient number, since it is larger than the sum of its proper divisors (46337020108).

55025211212 is a wasteful number, since it uses less digits than its factorization.

55025211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724015960 (or 724015958 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 55025211212 its reverse (21211252055), we get a palindrome (76236463267).

The spelling of 55025211212 in words is "fifty-five billion, twenty-five million, two hundred eleven thousand, two hundred twelve".