442455054503441 has 4 divisors (see below), whose sum is σ = 505662919432512. Its totient is φ = 379247189574372.

The previous prime is 442455054503401. The next prime is 442455054503447. The reversal of 442455054503441 is 144305450554244.

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 not a de Polignac number, because 442455054503441 - 2²⁶ = 442454987394577 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 442455054503441.

It is not an unprimeable number, because it can be changed into a prime (442455054503447) 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, 31603932464525 + ... + 31603932464538.

It is an arithmetic number, because the mean of its divisors is an integer number (126415729858128).

Almost surely, 2^{442455054503441} is an apocalyptic number.

It is an amenable number.

442455054503441 is a deficient number, since it is larger than the sum of its proper divisors (63207864929071).

442455054503441 is an equidigital number, since it uses as much as digits as its factorization.

442455054503441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63207864929070.

The product of its (nonzero) digits is 15360000, while the sum is 50.

The spelling of 442455054503441 in words is "four hundred forty-two trillion, four hundred fifty-five billion, fifty-four million, five hundred three thousand, four hundred forty-one".