55525144446 has 24 divisors (see below), whose sum is σ = 120464701344. Its totient is φ = 18483732000.

The previous prime is 55525144357. The next prime is 55525144487. The reversal of 55525144446 is 64444152555.

55525144446 is a `hidden beast` number, since 5 + 5 + 52 + 514 + 44 + 46 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2040231 + ... + 2067266.

It is an arithmetic number, because the mean of its divisors is an integer number (5019362556).

Almost surely, 2^55525144446 is an apocalyptic number.

55525144446 is an abundant number, since it is smaller than the sum of its proper divisors (64939556898).

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

55525144446 is a wasteful number, since it uses less digits than its factorization.

55525144446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4108256 (or 4108253 counting only the distinct ones).

The product of its digits is 1920000, while the sum is 45.

The spelling of 55525144446 in words is "fifty-five billion, five hundred twenty-five million, one hundred forty-four thousand, four hundred forty-six".