211140063134 has 96 divisors (see below), whose sum is σ = 428558148864. Its totient is φ = 75758941440.

The previous prime is 211140063109. The next prime is 211140063137. The reversal of 211140063134 is 431360041112.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211140063137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11520362 + ... + 11538674.

It is an arithmetic number, because the mean of its divisors is an integer number (4464147384).

Almost surely, 2^211140063134 is an apocalyptic number.

211140063134 is an abundant number, since it is smaller than the sum of its proper divisors (217418085730).

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

211140063134 is a wasteful number, since it uses less digits than its factorization.

211140063134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18802 (or 18789 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 211140063134 in words is "two hundred eleven billion, one hundred forty million, sixty-three thousand, one hundred thirty-four".