2204476520640 has 224 divisors, whose sum is σ = 7089218841600. Its totient is φ = 580312252416.

The previous prime is 2204476520639. The next prime is 2204476520657. The reversal of 2204476520640 is 460256744022.

It is a junction number, because it is equal to n+sod(n) for n = 2204476520592 and 2204476520601.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105724936 + ... + 105745784.

It is an arithmetic number, because the mean of its divisors is an integer number (31648298400).

Almost surely, 2^{2204476520640} is an apocalyptic number.

2204476520640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2204476520640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3544609420800).

2204476520640 is an abundant number, since it is smaller than the sum of its proper divisors (4884742320960).

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

2204476520640 is a wasteful number, since it uses less digits than its factorization.

2204476520640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22279 (or 22269 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 2204476520640 in words is "two trillion, two hundred four billion, four hundred seventy-six million, five hundred twenty thousand, six hundred forty".