42355445203 has 4 divisors (see below), whose sum is σ = 42365904808. Its totient is φ = 42344985600.

The previous prime is 42355445201. The next prime is 42355445213. The reversal of 42355445203 is 30254455324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42355445203 - 2¹ = 42355445201 is a prime.

It is a super-2 number, since 2×42355445203² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42355445201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5223726 + ... + 5231827.

It is an arithmetic number, because the mean of its divisors is an integer number (10591476202).

Almost surely, 2^42355445203 is an apocalyptic number.

42355445203 is a deficient number, since it is larger than the sum of its proper divisors (10459605).

42355445203 is a wasteful number, since it uses less digits than its factorization.

42355445203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10459604.

The product of its (nonzero) digits is 288000, while the sum is 37.

The spelling of 42355445203 in words is "forty-two billion, three hundred fifty-five million, four hundred forty-five thousand, two hundred three".