215264121462512 has 20 divisors (see below), whose sum is σ = 424143290171640. Its totient is φ = 105807788515008.

The previous prime is 215264121462479. The next prime is 215264121462517.

215264121462512 is nontrivially palindromic in base 10.

215264121462512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215264121462517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114017012543 + ... + 114017014430.

It is an arithmetic number, because the mean of its divisors is an integer number (21207164508582).

Almost surely, 2^{215264121462512} is an apocalyptic number.

It is an amenable number.

215264121462512 is a deficient number, since it is larger than the sum of its proper divisors (208879168709128).

215264121462512 is a wasteful number, since it uses less digits than its factorization.

215264121462512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228034027040 (or 228034027034 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The spelling of 215264121462512 in words is "two hundred fifteen trillion, two hundred sixty-four billion, one hundred twenty-one million, four hundred sixty-two thousand, five hundred twelve".