215134166462 has 16 divisors (see below), whose sum is σ = 323890857360. Its totient is φ = 107171213952.

The previous prime is 215134166459. The next prime is 215134166531. The reversal of 215134166462 is 264661431512.

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, 481718 + ... + 813830.

It is an arithmetic number, because the mean of its divisors is an integer number (20243178585).

Almost surely, 2^215134166462 is an apocalyptic number.

215134166462 is a deficient number, since it is larger than the sum of its proper divisors (108756690898).

215134166462 is a wasteful number, since it uses less digits than its factorization.

215134166462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333307.

The product of its digits is 207360, while the sum is 41.

Adding to 215134166462 its reverse (264661431512), we get a palindrome (479795597974).

The spelling of 215134166462 in words is "two hundred fifteen billion, one hundred thirty-four million, one hundred sixty-six thousand, four hundred sixty-two".