42350451165 has 48 divisors (see below), whose sum is σ = 82842289920. Its totient is φ = 19825491840.

The previous prime is 42350451131. The next prime is 42350451167. The reversal of 42350451165 is 56115405324.

42350451165 is a `hidden beast` number, since 42 + 3 + 5 + 0 + 451 + 165 = 666.

It is not a de Polignac number, because 42350451165 - 2²⁵ = 42316896733 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42350451167) 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 47 ways as a sum of consecutive naturals, for example, 1460757 + ... + 1489466.

It is an arithmetic number, because the mean of its divisors is an integer number (1725881040).

Almost surely, 2^42350451165 is an apocalyptic number.

42350451165 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42350451165 is a deficient number, since it is larger than the sum of its proper divisors (40491838755).

42350451165 is a wasteful number, since it uses less digits than its factorization.

42350451165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2950274 (or 2950271 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 42350451165 its reverse (56115405324), we get a palindrome (98465856489).

The spelling of 42350451165 in words is "forty-two billion, three hundred fifty million, four hundred fifty-one thousand, one hundred sixty-five".