2221274959158 has 32 divisors (see below), whose sum is σ = 4532464118016. Its totient is φ = 725476894688.

The previous prime is 2221274959157. The next prime is 2221274959177. The reversal of 2221274959158 is 8519594721222.

It is a junction number, because it is equal to n+sod(n) for n = 2221274959098 and 2221274959107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221274959157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4464360 + ... + 4936907.

It is an arithmetic number, because the mean of its divisors is an integer number (141639503688).

Almost surely, 2^{2221274959158} is an apocalyptic number.

2221274959158 is an abundant number, since it is smaller than the sum of its proper divisors (2311189158858).

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

2221274959158 is a wasteful number, since it uses less digits than its factorization.

2221274959158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9402068.

The product of its digits is 7257600, while the sum is 57.

The spelling of 2221274959158 in words is "two trillion, two hundred twenty-one billion, two hundred seventy-four million, nine hundred fifty-nine thousand, one hundred fifty-eight".