213314771424 has 96 divisors (see below), whose sum is σ = 573506002944. Its totient is φ = 69397752320.

The previous prime is 213314771407. The next prime is 213314771431. The reversal of 213314771424 is 424177413312.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 862057 + ... + 1081559.

It is an arithmetic number, because the mean of its divisors is an integer number (5974020864).

Almost surely, 2^213314771424 is an apocalyptic number.

213314771424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213314771424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286753001472).

213314771424 is an abundant number, since it is smaller than the sum of its proper divisors (360191231520).

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

213314771424 is a wasteful number, since it uses less digits than its factorization.

213314771424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219760 (or 219752 counting only the distinct ones).

The product of its digits is 112896, while the sum is 39.

The spelling of 213314771424 in words is "two hundred thirteen billion, three hundred fourteen million, seven hundred seventy-one thousand, four hundred twenty-four".