211416162464 has 48 divisors (see below), whose sum is σ = 448594513920. Its totient is φ = 97500153600.

The previous prime is 211416162443. The next prime is 211416162497. The reversal of 211416162464 is 464261614112.

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, 333389 + ... + 730739.

It is an arithmetic number, because the mean of its divisors is an integer number (9345719040).

Almost surely, 2^211416162464 is an apocalyptic number.

It is an amenable number.

211416162464 is an abundant number, since it is smaller than the sum of its proper divisors (237178351456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211416162464 is a wasteful number, since it uses less digits than its factorization.

211416162464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398653 (or 398645 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

Adding to 211416162464 its reverse (464261614112), we get a palindrome (675677776576).

The spelling of 211416162464 in words is "two hundred eleven billion, four hundred sixteen million, one hundred sixty-two thousand, four hundred sixty-four".