472816138161611 has 8 divisors (see below), whose sum is σ = 490479229464000. Its totient is φ = 455444998781760.

The previous prime is 472816138161581. The next prime is 472816138161677. The reversal of 472816138161611 is 116161831618274.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 472816138161611 - 2¹⁸ = 472816137899467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (472816138161911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72987977336 + ... + 72987983813.

It is an arithmetic number, because the mean of its divisors is an integer number (61309903683000).

Almost surely, 2^{472816138161611} is an apocalyptic number.

472816138161611 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

472816138161611 is a deficient number, since it is larger than the sum of its proper divisors (17663091302389).

472816138161611 is a wasteful number, since it uses less digits than its factorization.

472816138161611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145975961269.

The product of its digits is 2322432, while the sum is 56.

Adding to 472816138161611 its reverse (116161831618274), we get a palindrome (588977969779885).

The spelling of 472816138161611 in words is "four hundred seventy-two trillion, eight hundred sixteen billion, one hundred thirty-eight million, one hundred sixty-one thousand, six hundred eleven".