55421244214 has 16 divisors (see below), whose sum is σ = 95311394208. Its totient is φ = 23676075072.

The previous prime is 55421244211. The next prime is 55421244217. The reversal of 55421244214 is 41244212455.

It is an interprime number because it is at equal distance from previous prime (55421244211) and next prime (55421244217).

It is a self number, because there is not a number n which added to its sum of digits gives 55421244214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55421244211) 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, 6319357 + ... + 6328120.

It is an arithmetic number, because the mean of its divisors is an integer number (5956962138).

Almost surely, 2^55421244214 is an apocalyptic number.

55421244214 is a deficient number, since it is larger than the sum of its proper divisors (39890149994).

55421244214 is a wasteful number, since it uses less digits than its factorization.

55421244214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12647799.

The product of its digits is 51200, while the sum is 34.

Adding to 55421244214 its reverse (41244212455), we get a palindrome (96665456669).

The spelling of 55421244214 in words is "fifty-five billion, four hundred twenty-one million, two hundred forty-four thousand, two hundred fourteen".