210513342415 has 16 divisors (see below), whose sum is σ = 259507186848. Its totient is φ = 163818792576.

The previous prime is 210513342397. The next prime is 210513342439. The reversal of 210513342415 is 514243315012.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210513342415 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 626944 + ... + 902266.

It is an arithmetic number, because the mean of its divisors is an integer number (16219199178).

Almost surely, 2^210513342415 is an apocalyptic number.

210513342415 is a deficient number, since it is larger than the sum of its proper divisors (48993844433).

210513342415 is a wasteful number, since it uses less digits than its factorization.

210513342415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279498.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 210513342415 its reverse (514243315012), we get a palindrome (724756657427).

The spelling of 210513342415 in words is "two hundred ten billion, five hundred thirteen million, three hundred forty-two thousand, four hundred fifteen".