473540677947 has 6 divisors (see below), whose sum is σ = 684003201492. Its totient is φ = 315693785292.

The previous prime is 473540677943. The next prime is 473540678021. The reversal of 473540677947 is 749776045374.

473540677947 is a `hidden beast` number, since 4 + 73 + 5 + 406 + 77 + 94 + 7 = 666.

It is not a de Polignac number, because 473540677947 - 2² = 473540677943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (473540677943) 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 5 ways as a sum of consecutive naturals, for example, 26307815433 + ... + 26307815450.

It is an arithmetic number, because the mean of its divisors is an integer number (114000533582).

Almost surely, 2^473540677947 is an apocalyptic number.

473540677947 is a deficient number, since it is larger than the sum of its proper divisors (210462523545).

473540677947 is a wasteful number, since it uses less digits than its factorization.

473540677947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52615630889 (or 52615630886 counting only the distinct ones).

The product of its (nonzero) digits is 124467840, while the sum is 63.

The spelling of 473540677947 in words is "four hundred seventy-three billion, five hundred forty million, six hundred seventy-seven thousand, nine hundred forty-seven".