4521215055 has 80 divisors (see below), whose sum is σ = 8621881344. Its totient is φ = 2022108480.

The previous prime is 4521215021. The next prime is 4521215063. The reversal of 4521215055 is 5505121254.

It is not a de Polignac number, because 4521215055 - 2¹³ = 4521206863 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1691370 + ... + 1694040.

Almost surely, 2^4521215055 is an apocalyptic number.

4521215055 is a deficient number, since it is larger than the sum of its proper divisors (4100666289).

4521215055 is an equidigital number, since it uses as much as digits as its factorization.

4521215055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2754 (or 2733 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 4521215055 is about 67239.9810752502. The cubic root of 4521215055 is about 1653.5540234161.

The spelling of 4521215055 in words is "four billion, five hundred twenty-one million, two hundred fifteen thousand, fifty-five".