2220166250154 has 72 divisors (see below), whose sum is σ = 5190813194112. Its totient is φ = 685044193680.

The previous prime is 2220166250117. The next prime is 2220166250167. The reversal of 2220166250154 is 4510526610222.

2220166250154 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 16 + 625 + 0 + 15 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3465492 + ... + 4055855.

It is an arithmetic number, because the mean of its divisors is an integer number (72094627696).

Almost surely, 2^{2220166250154} is an apocalyptic number.

2220166250154 is an abundant number, since it is smaller than the sum of its proper divisors (2970646943958).

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

2220166250154 is a wasteful number, since it uses less digits than its factorization.

2220166250154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7521432 (or 7521406 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 2220166250154 in words is "two trillion, two hundred twenty billion, one hundred sixty-six million, two hundred fifty thousand, one hundred fifty-four".