211153533054 has 32 divisors (see below), whose sum is σ = 449019624960. Its totient is φ = 65967065472.

The previous prime is 211153533053. The next prime is 211153533067. The reversal of 211153533054 is 450335351112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211153533053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4306444 + ... + 4355199.

It is an arithmetic number, because the mean of its divisors is an integer number (14031863280).

Almost surely, 2^211153533054 is an apocalyptic number.

211153533054 is an abundant number, since it is smaller than the sum of its proper divisors (237866091906).

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

211153533054 is a wasteful number, since it uses less digits than its factorization.

211153533054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8661904.

The product of its (nonzero) digits is 27000, while the sum is 33.

Adding to 211153533054 its reverse (450335351112), we get a palindrome (661488884166).

The spelling of 211153533054 in words is "two hundred eleven billion, one hundred fifty-three million, five hundred thirty-three thousand, fifty-four".