442450344152254 has 8 divisors (see below), whose sum is σ = 671132544500880. Its totient is φ = 218739495985296.

The previous prime is 442450344152249. The next prime is 442450344152261. The reversal of 442450344152254 is 452251443054244.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 442450344152198 and 442450344152207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1242838045194 + ... + 1242838045549.

It is an arithmetic number, because the mean of its divisors is an integer number (83891568062610).

Almost surely, 2^{442450344152254} is an apocalyptic number.

442450344152254 is a deficient number, since it is larger than the sum of its proper divisors (228682200348626).

442450344152254 is a wasteful number, since it uses less digits than its factorization.

442450344152254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485676090834.

The product of its (nonzero) digits is 12288000, while the sum is 49.

The spelling of 442450344152254 in words is "four hundred forty-two trillion, four hundred fifty billion, three hundred forty-four million, one hundred fifty-two thousand, two hundred fifty-four".