42210345053 has 4 divisors (see below), whose sum is σ = 42211181280. Its totient is φ = 42209508828.

The previous prime is 42210345013. The next prime is 42210345083. The reversal of 42210345053 is 35054301224.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42210345053 - 2¹⁴ = 42210328669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42210345013) 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, 337175 + ... + 445092.

It is an arithmetic number, because the mean of its divisors is an integer number (10552795320).

Almost surely, 2^42210345053 is an apocalyptic number.

It is an amenable number.

42210345053 is a deficient number, since it is larger than the sum of its proper divisors (836227).

42210345053 is an equidigital number, since it uses as much as digits as its factorization.

42210345053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836226.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 42210345053 its reverse (35054301224), we get a palindrome (77264646277).

The spelling of 42210345053 in words is "forty-two billion, two hundred ten million, three hundred forty-five thousand, fifty-three".