213260535246605 has 256 divisors, whose sum is σ = 339851285839872. Its totient is φ = 124538287104000.

The previous prime is 213260535246523. The next prime is 213260535246643. The reversal of 213260535246605 is 506642535062312.

It is a happy number.

It is not a de Polignac number, because 213260535246605 - 2¹² = 213260535242509 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 194403404417 + ... + 194403405513.

It is an arithmetic number, because the mean of its divisors is an integer number (1327544085312).

Almost surely, 2^{213260535246605} is an apocalyptic number.

It is an amenable number.

213260535246605 is a deficient number, since it is larger than the sum of its proper divisors (126590750593267).

213260535246605 is a wasteful number, since it uses less digits than its factorization.

213260535246605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428.

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 213260535246605 in words is "two hundred thirteen trillion, two hundred sixty billion, five hundred thirty-five million, two hundred forty-six thousand, six hundred five".