2201545455 has 8 divisors (see below), whose sum is σ = 3522472752. Its totient is φ = 1174157568.

The previous prime is 2201545427. The next prime is 2201545457. The reversal of 2201545455 is 5545451022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2201545455 - 2⁶ = 2201545391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201545457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73384834 + ... + 73384863.

It is an arithmetic number, because the mean of its divisors is an integer number (440309094).

Almost surely, 2^2201545455 is an apocalyptic number.

2201545455 is a deficient number, since it is larger than the sum of its proper divisors (1320927297).

2201545455 is a wasteful number, since it uses less digits than its factorization.

2201545455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146769705.

The product of its (nonzero) digits is 40000, while the sum is 33.

The square root of 2201545455 is about 46920.6293116365. The cubic root of 2201545455 is about 1300.8959218628.

Adding to 2201545455 its reverse (5545451022), we get a palindrome (7746996477).

The spelling of 2201545455 in words is "two billion, two hundred one million, five hundred forty-five thousand, four hundred fifty-five".