473930746821 has 16 divisors (see below), whose sum is σ = 802422428800. Its totient is φ = 270817569504.

The previous prime is 473930746781. The next prime is 473930746837. The reversal of 473930746821 is 128647039374.

473930746821 is a `hidden beast` number, since 4 + 73 + 93 + 0 + 7 + 468 + 21 = 666.

It is not a de Polignac number, because 473930746821 - 2¹¹ = 473930744773 is a prime.

It is a super-2 number, since 2×473930746821² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473930746871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1253784856 + ... + 1253785233.

It is an arithmetic number, because the mean of its divisors is an integer number (50151401800).

Almost surely, 2^473930746821 is an apocalyptic number.

It is an amenable number.

473930746821 is a deficient number, since it is larger than the sum of its proper divisors (328491681979).

473930746821 is a wasteful number, since it uses less digits than its factorization.

473930746821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507570105 (or 2507570099 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The spelling of 473930746821 in words is "four hundred seventy-three billion, nine hundred thirty million, seven hundred forty-six thousand, eight hundred twenty-one".