55194006528 has 220 divisors, whose sum is σ = 173499789760. Its totient is φ = 17429188608.

The previous prime is 55194006503. The next prime is 55194006529. The reversal of 55194006528 is 82560049155.

55194006528 is a `hidden beast` number, since 551 + 9 + 40 + 0 + 6 + 52 + 8 = 666.

It is a super-2 number, since 2×55194006528² (a number of 22 digits) contains 22 as substring.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55194006529) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1558425 + ... + 1593447.

It is an arithmetic number, because the mean of its divisors is an integer number (788635408).

Almost surely, 2^55194006528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55194006528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86749894880).

55194006528 is an abundant number, since it is smaller than the sum of its proper divisors (118305783232).

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

55194006528 is a wasteful number, since it uses less digits than its factorization.

55194006528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35074 (or 35047 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 55194006528 in words is "fifty-five billion, one hundred ninety-four million, six thousand, five hundred twenty-eight".