55216069632000 has 3136 divisors, whose sum is σ = 231296216299200. Its totient is φ = 13071443558400.

The previous prime is 55216069631977. The next prime is 55216069632043. The reversal of 55216069632000 is 23696061255.

55216069632000 is a `hidden beast` number, since 5 + 5 + 2 + 1 + 6 + 0 + 6 + 9 + 632 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 241118207886 + ... + 241118208114.

Almost surely, 2^{55216069632000} is an apocalyptic number.

55216069632000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55216069632000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115648108149600).

55216069632000 is an abundant number, since it is smaller than the sum of its proper divisors (176080146667200).

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

55216069632000 is an equidigital number, since it uses as much as digits as its factorization.

55216069632000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 55216069632000 in words is "fifty-five trillion, two hundred sixteen billion, sixty-nine million, six hundred thirty-two thousand".