2090227571440 has 20 divisors (see below), whose sum is σ = 4859779103784. Its totient is φ = 836091028544.

The previous prime is 2090227571437. The next prime is 2090227571441. The reversal of 2090227571440 is 441757220902.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090227571441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13063922242 + ... + 13063922401.

Almost surely, 2^{2090227571440} is an apocalyptic number.

2090227571440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2090227571440 is an abundant number, since it is smaller than the sum of its proper divisors (2769551532344).

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

2090227571440 is a wasteful number, since it uses less digits than its factorization.

2090227571440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26127844656 (or 26127844650 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 2090227571440 in words is "two trillion, ninety billion, two hundred twenty-seven million, five hundred seventy-one thousand, four hundred forty".