214534520145 has 48 divisors (see below), whose sum is σ = 405998116992. Its totient is φ = 103931393280.

The previous prime is 214534520119. The next prime is 214534520177. The reversal of 214534520145 is 541025435412.

214534520145 is a `hidden beast` number, since 2 + 1 + 453 + 45 + 20 + 145 = 666.

It is not a de Polignac number, because 214534520145 - 2⁷ = 214534520017 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 428197 + ... + 782573.

It is an arithmetic number, because the mean of its divisors is an integer number (8458294104).

Almost surely, 2^214534520145 is an apocalyptic number.

It is an amenable number.

214534520145 is a deficient number, since it is larger than the sum of its proper divisors (191463596847).

214534520145 is a wasteful number, since it uses less digits than its factorization.

214534520145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355622 (or 355619 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 214534520145 its reverse (541025435412), we get a palindrome (755559955557).

The spelling of 214534520145 in words is "two hundred fourteen billion, five hundred thirty-four million, five hundred twenty thousand, one hundred forty-five".