473736665040 has 80 divisors (see below), whose sum is σ = 1469965999488. Its totient is φ = 126210866688.

The previous prime is 473736665009. The next prime is 473736665099. The reversal of 473736665040 is 40566637374.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673339 + ... + 1183578.

Almost surely, 2^473736665040 is an apocalyptic number.

473736665040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

473736665040 is an abundant number, since it is smaller than the sum of its proper divisors (996229334448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

473736665040 is a wasteful number, since it uses less digits than its factorization.

473736665040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857996 (or 1857990 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 51.

The spelling of 473736665040 in words is "four hundred seventy-three billion, seven hundred thirty-six million, six hundred sixty-five thousand, forty".