5551144222055 has 24 divisors (see below), whose sum is σ = 7173203592912. Its totient is φ = 4122429023232.

The previous prime is 5551144221971. The next prime is 5551144222097. The reversal of 5551144222055 is 5502224411555.

It is not a de Polignac number, because 5551144222055 - 2²² = 5551140027751 is a prime.

It is a super-2 number, since 2×5551144222055² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26206997 + ... + 26417966.

It is an arithmetic number, because the mean of its divisors is an integer number (298883483038).

Almost surely, 2^{5551144222055} is an apocalyptic number.

5551144222055 is a deficient number, since it is larger than the sum of its proper divisors (1622059370857).

5551144222055 is a wasteful number, since it uses less digits than its factorization.

5551144222055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52625075 (or 52625058 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 41.

The spelling of 5551144222055 in words is "five trillion, five hundred fifty-one billion, one hundred forty-four million, two hundred twenty-two thousand, fifty-five".