213463502156 has 24 divisors (see below), whose sum is σ = 382512120144. Its totient is φ = 104177747520.

The previous prime is 213463502143. The next prime is 213463502171. The reversal of 213463502156 is 651205364312.

213463502156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177155 + ... + 676986.

It is an arithmetic number, because the mean of its divisors is an integer number (15938005006).

Almost surely, 2^213463502156 is an apocalyptic number.

It is an amenable number.

213463502156 is a deficient number, since it is larger than the sum of its proper divisors (169048617988).

213463502156 is a wasteful number, since it uses less digits than its factorization.

213463502156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855641 (or 855639 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 213463502156 its reverse (651205364312), we get a palindrome (864668866468).

The spelling of 213463502156 in words is "two hundred thirteen billion, four hundred sixty-three million, five hundred two thousand, one hundred fifty-six".