42452245205643 has 32 divisors (see below), whose sum is σ = 69680911724032. Its totient is φ = 22387350240000.

The previous prime is 42452245205603. The next prime is 42452245205659. The reversal of 42452245205643 is 34650254225424.

It is not a de Polignac number, because 42452245205643 - 2³³ = 42443655271051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42452245205592 and 42452245205601.

It is not an unprimeable number, because it can be changed into a prime (42452245205603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16295233 + ... + 18720018.

It is an arithmetic number, because the mean of its divisors is an integer number (2177528491376).

Almost surely, 2^{42452245205643} is an apocalyptic number.

42452245205643 is a deficient number, since it is larger than the sum of its proper divisors (27228666518389).

42452245205643 is a wasteful number, since it uses less digits than its factorization.

42452245205643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35019715.

The product of its (nonzero) digits is 9216000, while the sum is 48.

The spelling of 42452245205643 in words is "forty-two trillion, four hundred fifty-two billion, two hundred forty-five million, two hundred five thousand, six hundred forty-three".