471746937249 has 64 divisors (see below), whose sum is σ = 841419673600. Its totient is φ = 255182379264.

The previous prime is 471746937217. The next prime is 471746937253. The reversal of 471746937249 is 942739647174.

471746937249 is a `hidden beast` number, since 471 + 7 + 4 + 6 + 93 + 72 + 4 + 9 = 666.

It is not a de Polignac number, because 471746937249 - 2⁵ = 471746937217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (471746937149) 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 63 ways as a sum of consecutive naturals, for example, 4606884 + ... + 4708170.

It is an arithmetic number, because the mean of its divisors is an integer number (13147182400).

Almost surely, 2^471746937249 is an apocalyptic number.

It is an amenable number.

471746937249 is a deficient number, since it is larger than the sum of its proper divisors (369672736351).

471746937249 is a wasteful number, since it uses less digits than its factorization.

471746937249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102619 (or 102613 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 63.

The spelling of 471746937249 in words is "four hundred seventy-one billion, seven hundred forty-six million, nine hundred thirty-seven thousand, two hundred forty-nine".