2254206443145 has 8 divisors (see below), whose sum is σ = 3606730309056. Its totient is φ = 1202243436336.

The previous prime is 2254206443143. The next prime is 2254206443171. The reversal of 2254206443145 is 5413446024522.

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

It is not a de Polignac number, because 2254206443145 - 2¹ = 2254206443143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2254206443097 and 2254206443106.

It is not an unprimeable number, because it can be changed into a prime (2254206443143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75140214757 + ... + 75140214786.

It is an arithmetic number, because the mean of its divisors is an integer number (450841288632).

Almost surely, 2^{2254206443145} is an apocalyptic number.

It is an amenable number.

2254206443145 is a deficient number, since it is larger than the sum of its proper divisors (1352523865911).

2254206443145 is a wasteful number, since it uses less digits than its factorization.

2254206443145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150280429551.

The product of its (nonzero) digits is 921600, while the sum is 42.

The spelling of 2254206443145 in words is "two trillion, two hundred fifty-four billion, two hundred six million, four hundred forty-three thousand, one hundred forty-five".