154342732205 has 32 divisors (see below), whose sum is σ = 195697520640. Its totient is φ = 116533347840.

The previous prime is 154342732189. The next prime is 154342732207. The reversal of 154342732205 is 502237243451.

It is not a de Polignac number, because 154342732205 - 2⁴ = 154342732189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154342732207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39766865 + ... + 39770745.

It is an arithmetic number, because the mean of its divisors is an integer number (6115547520).

Almost surely, 2^154342732205 is an apocalyptic number.

It is an amenable number.

154342732205 is a deficient number, since it is larger than the sum of its proper divisors (41354788435).

154342732205 is a wasteful number, since it uses less digits than its factorization.

154342732205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5381.

The product of its (nonzero) digits is 201600, while the sum is 38.

Adding to 154342732205 its reverse (502237243451), we get a palindrome (656579975656).

The spelling of 154342732205 in words is "one hundred fifty-four billion, three hundred forty-two million, seven hundred thirty-two thousand, two hundred five".