55055055105472 has 28 divisors (see below), whose sum is σ = 113999869542096. Its totient is φ = 26330678528000.

The previous prime is 55055055105469. The next prime is 55055055105473. The reversal of 55055055105472 is 27450155055055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55055055105473) 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, 18700764529 + ... + 18700767472.

Almost surely, 2^{55055055105472} is an apocalyptic number.

It is an amenable number.

55055055105472 is an abundant number, since it is smaller than the sum of its proper divisors (58944814436624).

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

55055055105472 is a wasteful number, since it uses less digits than its factorization.

55055055105472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37401532036 (or 37401532026 counting only the distinct ones).

The product of its (nonzero) digits is 4375000, while the sum is 49.

The spelling of 55055055105472 in words is "fifty-five trillion, fifty-five billion, fifty-five million, one hundred five thousand, four hundred seventy-two".