55102066444 has 12 divisors (see below), whose sum is σ = 97749556744. Its totient is φ = 27173621664.

The previous prime is 55102066441. The next prime is 55102066447. The reversal of 55102066444 is 44466020155.

55102066444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55102066441) and next prime (55102066447).

It is not an unprimeable number, because it can be changed into a prime (55102066441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94352562 + ... + 94353145.

Almost surely, 2^55102066444 is an apocalyptic number.

It is an amenable number.

55102066444 is a deficient number, since it is larger than the sum of its proper divisors (42647490300).

55102066444 is a wasteful number, since it uses less digits than its factorization.

55102066444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188705784 (or 188705782 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 55102066444 its reverse (44466020155), we get a palindrome (99568086599).

The spelling of 55102066444 in words is "fifty-five billion, one hundred two million, sixty-six thousand, four hundred forty-four".