55150243112 has 16 divisors (see below), whose sum is σ = 103478888340. Its totient is φ = 27555872896.

The previous prime is 55150243081. The next prime is 55150243123. The reversal of 55150243112 is 21134205155.

It can be written as a sum of positive squares in 2 ways, for example, as 45306825316 + 9843417796 = 212854^2 + 99214^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2393903 + ... + 2416830.

Almost surely, 2^55150243112 is an apocalyptic number.

It is an amenable number.

55150243112 is a deficient number, since it is larger than the sum of its proper divisors (48328645228).

55150243112 is a wasteful number, since it uses less digits than its factorization.

55150243112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4812172 (or 4812168 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 55150243112 its reverse (21134205155), we get a palindrome (76284448267).

The spelling of 55150243112 in words is "fifty-five billion, one hundred fifty million, two hundred forty-three thousand, one hundred twelve".