215301024136412 has 24 divisors (see below), whose sum is σ = 385967543134992. Its totient is φ = 105024597840000.

The previous prime is 215301024136283. The next prime is 215301024136477. The reversal of 215301024136412 is 214631420103512.

It is a congruent 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, 64720787 + ... + 67966037.

It is an arithmetic number, because the mean of its divisors is an integer number (16081980963958).

Almost surely, 2^{215301024136412} is an apocalyptic number.

It is an amenable number.

215301024136412 is a deficient number, since it is larger than the sum of its proper divisors (170666518998580).

215301024136412 is a wasteful number, since it uses less digits than its factorization.

215301024136412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3649829 (or 3649827 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 215301024136412 its reverse (214631420103512), we get a palindrome (429932444239924).

The spelling of 215301024136412 in words is "two hundred fifteen trillion, three hundred one billion, twenty-four million, one hundred thirty-six thousand, four hundred twelve".