215013433145 has 8 divisors (see below), whose sum is σ = 294875565504. Its totient is φ = 147437782704.

The previous prime is 215013433097. The next prime is 215013433163. The reversal of 215013433145 is 541334310512.

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

It is a cyclic number.

It is not a de Polignac number, because 215013433145 - 2⁶ = 215013433081 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3071620439 + ... + 3071620508.

It is an arithmetic number, because the mean of its divisors is an integer number (36859445688).

Almost surely, 2^215013433145 is an apocalyptic number.

It is an amenable number.

215013433145 is a deficient number, since it is larger than the sum of its proper divisors (79862132359).

215013433145 is an equidigital number, since it uses as much as digits as its factorization.

215013433145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6143240959.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 215013433145 its reverse (541334310512), we get a palindrome (756347743657).

The spelling of 215013433145 in words is "two hundred fifteen billion, thirteen million, four hundred thirty-three thousand, one hundred forty-five".