442424553425345 has 32 divisors (see below), whose sum is σ = 543566916224640. Its totient is φ = 345510799441920.

The previous prime is 442424553425329. The next prime is 442424553425383. The reversal of 442424553425345 is 543524355424244.

It is a happy number.

It is not a de Polignac number, because 442424553425345 - 2⁴ = 442424553425329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3813059222 + ... + 3813175248.

It is an arithmetic number, because the mean of its divisors is an integer number (16986466132020).

Almost surely, 2^{442424553425345} is an apocalyptic number.

It is an amenable number.

442424553425345 is a deficient number, since it is larger than the sum of its proper divisors (101142362799295).

442424553425345 is a wasteful number, since it uses less digits than its factorization.

442424553425345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126065.

The product of its digits is 184320000, while the sum is 56.

The spelling of 442424553425345 in words is "four hundred forty-two trillion, four hundred twenty-four billion, five hundred fifty-three million, four hundred twenty-five thousand, three hundred forty-five".