2045226544420 has 48 divisors (see below), whose sum is σ = 4434287671296. Its totient is φ = 791564112000.

The previous prime is 2045226544369. The next prime is 2045226544457. The reversal of 2045226544420 is 244456225402.

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, 3352405 + ... + 3915235.

It is an arithmetic number, because the mean of its divisors is an integer number (92380993152).

Almost surely, 2^{2045226544420} is an apocalyptic number.

2045226544420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045226544420 is an abundant number, since it is smaller than the sum of its proper divisors (2389061126876).

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

2045226544420 is a wasteful number, since it uses less digits than its factorization.

2045226544420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568732 (or 568730 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 40.

The spelling of 2045226544420 in words is "two trillion, forty-five billion, two hundred twenty-six million, five hundred forty-four thousand, four hundred twenty".