213966492457224 has 128 divisors (see below), whose sum is σ = 579199916736000. Its totient is φ = 65478102918144.

The previous prime is 213966492457217. The next prime is 213966492457241. The reversal of 213966492457224 is 422754294669312.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57630562 + ... + 61230830.

It is an arithmetic number, because the mean of its divisors is an integer number (4524999349500).

Almost surely, 2^{213966492457224} is an apocalyptic number.

213966492457224 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 213966492457224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289599958368000).

213966492457224 is an abundant number, since it is smaller than the sum of its proper divisors (365233424278776).

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

213966492457224 is a wasteful number, since it uses less digits than its factorization.

213966492457224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3601327 (or 3601323 counting only the distinct ones).

The product of its digits is 313528320, while the sum is 66.

The spelling of 213966492457224 in words is "two hundred thirteen trillion, nine hundred sixty-six billion, four hundred ninety-two million, four hundred fifty-seven thousand, two hundred twenty-four".