472406161243 has 4 divisors (see below), whose sum is σ = 472459327120. Its totient is φ = 472352995368.

The previous prime is 472406161187. The next prime is 472406161259. The reversal of 472406161243 is 342161604274.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 472406161243 - 2⁹ = 472406160731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 472406161196 and 472406161205.

It is not an unprimeable number, because it can be changed into a prime (472407161243) 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, 26569608 + ... + 26587381.

It is an arithmetic number, because the mean of its divisors is an integer number (118114831780).

Almost surely, 2^472406161243 is an apocalyptic number.

472406161243 is a deficient number, since it is larger than the sum of its proper divisors (53165877).

472406161243 is an equidigital number, since it uses as much as digits as its factorization.

472406161243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53165876.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 472406161243 in words is "four hundred seventy-two billion, four hundred six million, one hundred sixty-one thousand, two hundred forty-three".