213152034465 has 16 divisors (see below), whose sum is σ = 378936950400. Its totient is φ = 113681084976.

The previous prime is 213152034461. The next prime is 213152034479. The reversal of 213152034465 is 564430251312.

213152034465 is a `hidden beast` number, since 2 + 1 + 3 + 1 + 5 + 203 + 446 + 5 = 666.

213152034465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 213152034465 - 2² = 213152034461 is a prime.

It is a super-3 number, since 3×213152034465³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (213152034461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789451845 + ... + 789452114.

It is an arithmetic number, because the mean of its divisors is an integer number (23683559400).

Almost surely, 2^213152034465 is an apocalyptic number.

It is an amenable number.

213152034465 is a deficient number, since it is larger than the sum of its proper divisors (165784915935).

213152034465 is a wasteful number, since it uses less digits than its factorization.

213152034465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578903973 (or 1578903967 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 213152034465 its reverse (564430251312), we get a palindrome (777582285777).

The spelling of 213152034465 in words is "two hundred thirteen billion, one hundred fifty-two million, thirty-four thousand, four hundred sixty-five".