2220651274365 has 16 divisors (see below), whose sum is σ = 3947824488000. Its totient is φ = 1184347346256.

The previous prime is 2220651274343. The next prime is 2220651274403. The reversal of 2220651274365 is 5634721560222.

2220651274365 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 6 + 512 + 74 + 3 + 65 = 666.

It is not a de Polignac number, because 2220651274365 - 2¹⁵ = 2220651241597 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2220651274365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8224634215 + ... + 8224634484.

It is an arithmetic number, because the mean of its divisors is an integer number (246739030500).

Almost surely, 2^{2220651274365} is an apocalyptic number.

It is an amenable number.

2220651274365 is a deficient number, since it is larger than the sum of its proper divisors (1727173213635).

2220651274365 is a wasteful number, since it uses less digits than its factorization.

2220651274365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16449268713 (or 16449268707 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 2220651274365 in words is "two trillion, two hundred twenty billion, six hundred fifty-one million, two hundred seventy-four thousand, three hundred sixty-five".