42344050545 has 24 divisors (see below), whose sum is σ = 73404879912. Its totient is φ = 22580870400.

The previous prime is 42344050501. The next prime is 42344050547. The reversal of 42344050545 is 54505044324.

42344050545 is a `hidden beast` number, since 4 + 23 + 4 + 40 + 50 + 545 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 13866475536 + 28477575009 = 117756^2 + 168753^2 .

It is not a de Polignac number, because 42344050545 - 2⁸ = 42344050289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42344050547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 374005 + ... + 473885.

It is an arithmetic number, because the mean of its divisors is an integer number (3058536663).

Almost surely, 2^42344050545 is an apocalyptic number.

42344050545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42344050545 is a deficient number, since it is larger than the sum of its proper divisors (31060829367).

42344050545 is a wasteful number, since it uses less digits than its factorization.

42344050545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109313 (or 109310 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 42344050545 its reverse (54505044324), we get a palindrome (96849094869).

The spelling of 42344050545 in words is "forty-two billion, three hundred forty-four million, fifty thousand, five hundred forty-five".