2215465263 has 28 divisors (see below), whose sum is σ = 3623662248. Its totient is φ = 1342701360.

The previous prime is 2215465207. The next prime is 2215465333. The reversal of 2215465263 is 3625645122.

2215465263 is a `hidden beast` number, since 2 + 2 + 1 + 546 + 52 + 63 = 666.

It is not a de Polignac number, because 2215465263 - 2⁹ = 2215464751 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2215465663) by changing a digit.

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 27 ways as a sum of consecutive naturals, for example, 130120 + ... + 146157.

Almost surely, 2^2215465263 is an apocalyptic number.

2215465263 is a deficient number, since it is larger than the sum of its proper divisors (1408196985).

2215465263 is an equidigital number, since it uses as much as digits as its factorization.

2215465263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276306 (or 276291 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 2215465263 is about 47068.7291415436. The cubic root of 2215465263 is about 1303.6319075263.

The spelling of 2215465263 in words is "two billion, two hundred fifteen million, four hundred sixty-five thousand, two hundred sixty-three".