55141436172 has 12 divisors (see below), whose sum is σ = 128663351096. Its totient is φ = 18380478720.

The previous prime is 55141436171. The next prime is 55141436179. The reversal of 55141436172 is 27163414155.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×55141436172² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55141436172.

It is not an unprimeable number, because it can be changed into a prime (55141436171) 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 3 ways as a sum of consecutive naturals, for example, 2297559829 + ... + 2297559852.

Almost surely, 2^55141436172 is an apocalyptic number.

It is an amenable number.

55141436172 is an abundant number, since it is smaller than the sum of its proper divisors (73521914924).

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

55141436172 is a wasteful number, since it uses less digits than its factorization.

55141436172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4595119688 (or 4595119686 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The spelling of 55141436172 in words is "fifty-five billion, one hundred forty-one million, four hundred thirty-six thousand, one hundred seventy-two".