555156222108 has 24 divisors (see below), whose sum is σ = 1363541598720. Its totient is φ = 175312491120.

The previous prime is 555156222067. The next prime is 555156222109. The reversal of 555156222108 is 801222651555.

It is a self number, because there is not a number n which added to its sum of digits gives 555156222108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555156222109) 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, 1217447628 + ... + 1217448083.

It is an arithmetic number, because the mean of its divisors is an integer number (56814233280).

Almost surely, 2^555156222108 is an apocalyptic number.

It is an amenable number.

555156222108 is an abundant number, since it is smaller than the sum of its proper divisors (808385376612).

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

555156222108 is a wasteful number, since it uses less digits than its factorization.

555156222108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434895737 (or 2434895735 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 42.

The spelling of 555156222108 in words is "five hundred fifty-five billion, one hundred fifty-six million, two hundred twenty-two thousand, one hundred eight".