214405545832 has 8 divisors (see below), whose sum is σ = 402010398450. Its totient is φ = 107202772912.

The previous prime is 214405545763. The next prime is 214405545833. The reversal of 214405545832 is 238545504412.

It can be written as a sum of positive squares in only one way, i.e., 158233701796 + 56171844036 = 397786^2 + 237006^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (214405545833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13400346607 + ... + 13400346622.

Almost surely, 2^214405545832 is an apocalyptic number.

It is an amenable number.

214405545832 is a deficient number, since it is larger than the sum of its proper divisors (187604852618).

214405545832 is a wasteful number, since it uses less digits than its factorization.

214405545832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26800693235 (or 26800693231 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 43.

The spelling of 214405545832 in words is "two hundred fourteen billion, four hundred five million, five hundred forty-five thousand, eight hundred thirty-two".