213537511038424 has 128 divisors (see below), whose sum is σ = 412243045632000. Its totient is φ = 103666362347520.

The previous prime is 213537511038419. The next prime is 213537511038433. The reversal of 213537511038424 is 424830115735312.

It is a super-3 number, since 3×213537511038424³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

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, 11017869214 + ... + 11017888594.

It is an arithmetic number, because the mean of its divisors is an integer number (3220648794000).

Almost surely, 2^{213537511038424} is an apocalyptic number.

It is an amenable number.

213537511038424 is a deficient number, since it is larger than the sum of its proper divisors (198705534593576).

213537511038424 is a wasteful number, since it uses less digits than its factorization.

213537511038424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20733 (or 20729 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 213537511038424 in words is "two hundred thirteen trillion, five hundred thirty-seven billion, five hundred eleven million, thirty-eight thousand, four hundred twenty-four".