42232154545 has 64 divisors (see below), whose sum is σ = 63437299200. Its totient is φ = 26880989184.

The previous prime is 42232154519. The next prime is 42232154641. The reversal of 42232154545 is 54545123224.

It is not a de Polignac number, because 42232154545 - 2⁷ = 42232154417 is a prime.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 2118394 + ... + 2138236.

It is an arithmetic number, because the mean of its divisors is an integer number (991207800).

Almost surely, 2^42232154545 is an apocalyptic number.

It is an amenable number.

42232154545 is a deficient number, since it is larger than the sum of its proper divisors (21205144655).

42232154545 is a wasteful number, since it uses less digits than its factorization.

42232154545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19959 (or 19945 counting only the distinct ones).

The product of its digits is 192000, while the sum is 37.

Adding to 42232154545 its reverse (54545123224), we get a palindrome (96777277769).

The spelling of 42232154545 in words is "forty-two billion, two hundred thirty-two million, one hundred fifty-four thousand, five hundred forty-five".