42245455253201 has 4 divisors (see below), whose sum is σ = 43608211874304. Its totient is φ = 40882698632100.

The previous prime is 42245455253191. The next prime is 42245455253203. The reversal of 42245455253201 is 10235255454224.

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 a de Polignac number, because none of the positive numbers 2^k-42245455253201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42245455253203) 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, 681378310505 + ... + 681378310566.

It is an arithmetic number, because the mean of its divisors is an integer number (10902052968576).

Almost surely, 2^{42245455253201} is an apocalyptic number.

It is an amenable number.

42245455253201 is a deficient number, since it is larger than the sum of its proper divisors (1362756621103).

42245455253201 is a wasteful number, since it uses less digits than its factorization.

42245455253201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362756621102.

The product of its (nonzero) digits is 1920000, while the sum is 44.

The spelling of 42245455253201 in words is "forty-two trillion, two hundred forty-five billion, four hundred fifty-five million, two hundred fifty-three thousand, two hundred one".