2201558464 has 56 divisors (see below), whose sum is σ = 4998577760. Its totient is φ = 942437376.

The previous prime is 2201558431. The next prime is 2201558473. The reversal of 2201558464 is 4648551022.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476614 + ... + 481210.

Almost surely, 2^2201558464 is an apocalyptic number.

It is an amenable number.

2201558464 is an abundant number, since it is smaller than the sum of its proper divisors (2797019296).

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

2201558464 is a wasteful number, since it uses less digits than its factorization.

2201558464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5685 (or 5675 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The square root of 2201558464 is about 46920.7679391546. The cubic root of 2201558464 is about 1300.8984842025.

It can be divided in two parts, 2201558 and 464, that added together give a palindrome (2202022).

The spelling of 2201558464 in words is "two billion, two hundred one million, five hundred fifty-eight thousand, four hundred sixty-four".