471477047138 has 16 divisors (see below), whose sum is σ = 712879042560. Its totient is φ = 233851193856.

The previous prime is 471477047131. The next prime is 471477047141. The reversal of 471477047138 is 831740774174.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 471477047138.

It is not an unprimeable number, because it can be changed into a prime (471477047131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1851170 + ... + 2090402.

It is an arithmetic number, because the mean of its divisors is an integer number (44554940160).

Almost surely, 2^471477047138 is an apocalyptic number.

471477047138 is a deficient number, since it is larger than the sum of its proper divisors (241401995422).

471477047138 is a wasteful number, since it uses less digits than its factorization.

471477047138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247121.

The product of its (nonzero) digits is 3687936, while the sum is 53.

The spelling of 471477047138 in words is "four hundred seventy-one billion, four hundred seventy-seven million, forty-seven thousand, one hundred thirty-eight".