215015301153 has 12 divisors (see below), whose sum is σ = 310591785088. Its totient is φ = 143337013560.

The previous prime is 215015301131. The next prime is 215015301157. The reversal of 215015301153 is 351103510512.

215015301153 is a `hidden beast` number, since 2 + 1 + 501 + 5 + 3 + 0 + 1 + 153 = 666.

It is not a de Polignac number, because 215015301153 - 2²⁶ = 214948192289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (215015301157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330133 + ... + 734178.

Almost surely, 2^215015301153 is an apocalyptic number.

It is an amenable number.

215015301153 is a deficient number, since it is larger than the sum of its proper divisors (95576483935).

215015301153 is a wasteful number, since it uses less digits than its factorization.

215015301153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086764 (or 1086761 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

Adding to 215015301153 its reverse (351103510512), we get a palindrome (566118811665).

The spelling of 215015301153 in words is "two hundred fifteen billion, fifteen million, three hundred one thousand, one hundred fifty-three".