2220146451555 has 16 divisors (see below), whose sum is σ = 3556350489600. Its totient is φ = 1182706051808.

The previous prime is 2220146451533. The next prime is 2220146451563. The reversal of 2220146451555 is 5551546410222.

It is a cyclic number.

It is not a de Polignac number, because 2220146451555 - 2¹⁰ = 2220146450531 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85740105 + ... + 85765994.

It is an arithmetic number, because the mean of its divisors is an integer number (222271905600).

Almost surely, 2^{2220146451555} is an apocalyptic number.

2220146451555 is a deficient number, since it is larger than the sum of its proper divisors (1336204038045).

2220146451555 is a wasteful number, since it uses less digits than its factorization.

2220146451555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171506970.

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 2220146451555 in words is "two trillion, two hundred twenty billion, one hundred forty-six million, four hundred fifty-one thousand, five hundred fifty-five".