55220504214 has 16 divisors (see below), whose sum is σ = 110680582320. Its totient is φ = 18366905760.

The previous prime is 55220504203. The next prime is 55220504219. The reversal of 55220504214 is 41240502255.

55220504214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×55220504214³ (a number of 33 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55220504219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9979249 + ... + 9984780.

It is an arithmetic number, because the mean of its divisors is an integer number (6917536395).

Almost surely, 2^55220504214 is an apocalyptic number.

55220504214 is an abundant number, since it is smaller than the sum of its proper divisors (55460078106).

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

55220504214 is a wasteful number, since it uses less digits than its factorization.

55220504214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19964495.

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 55220504214 in words is "fifty-five billion, two hundred twenty million, five hundred four thousand, two hundred fourteen".