215070716013 has 8 divisors (see below), whose sum is σ = 303629246208. Its totient is φ = 134946331584.

The previous prime is 215070715999. The next prime is 215070716039. The reversal of 215070716013 is 310617070512.

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

It is not a de Polignac number, because 215070716013 - 2⁴ = 215070715997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215070712013) 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, 2108536381 + ... + 2108536482.

It is an arithmetic number, because the mean of its divisors is an integer number (37953655776).

Almost surely, 2^215070716013 is an apocalyptic number.

It is an amenable number.

215070716013 is a deficient number, since it is larger than the sum of its proper divisors (88558530195).

215070716013 is a wasteful number, since it uses less digits than its factorization.

215070716013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4217072883.

The product of its (nonzero) digits is 8820, while the sum is 33.

Adding to 215070716013 its reverse (310617070512), we get a palindrome (525687786525).

The spelling of 215070716013 in words is "two hundred fifteen billion, seventy million, seven hundred sixteen thousand, thirteen".