215266150260213 has 32 divisors (see below), whose sum is σ = 328174251019776. Its totient is φ = 124339312217088.

The previous prime is 215266150260169. The next prime is 215266150260311. The reversal of 215266150260213 is 312062051662512.

It is not a de Polignac number, because 215266150260213 - 2¹⁰ = 215266150259189 is a prime.

It is a super-2 number, since 2×215266150260213² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215266150260013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 442106806 + ... + 442593447.

It is an arithmetic number, because the mean of its divisors is an integer number (10255445344368).

Almost surely, 2^{215266150260213} is an apocalyptic number.

It is an amenable number.

215266150260213 is a deficient number, since it is larger than the sum of its proper divisors (112908100759563).

215266150260213 is a wasteful number, since it uses less digits than its factorization.

215266150260213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884700653.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 215266150260213 in words is "two hundred fifteen trillion, two hundred sixty-six billion, one hundred fifty million, two hundred sixty thousand, two hundred thirteen".