471906999439413 has 4 divisors (see below), whose sum is σ = 629209332585888. Its totient is φ = 314604666292940.

The previous prime is 471906999439391. The next prime is 471906999439471. The reversal of 471906999439413 is 314934999609174.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 471906999439413 - 2¹⁰ = 471906999438389 is a prime.

It is a super-2 number, since 2×471906999439413² (a number of 30 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (471906999439483) 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, 78651166573233 + ... + 78651166573238.

It is an arithmetic number, because the mean of its divisors is an integer number (157302333146472).

Almost surely, 2^{471906999439413} is an apocalyptic number.

It is an amenable number.

471906999439413 is a deficient number, since it is larger than the sum of its proper divisors (157302333146475).

471906999439413 is a wasteful number, since it uses less digits than its factorization.

471906999439413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157302333146474.

The product of its (nonzero) digits is 1428513408, while the sum is 78.

The spelling of 471906999439413 in words is "four hundred seventy-one trillion, nine hundred six billion, nine hundred ninety-nine million, four hundred thirty-nine thousand, four hundred thirteen".