475438977512 has 8 divisors (see below), whose sum is σ = 891448082850. Its totient is φ = 237719488752.

The previous prime is 475438977511. The next prime is 475438977553. The reversal of 475438977512 is 215779834574.

It can be written as a sum of positive squares in only one way, i.e., 355566534436 + 119872443076 = 596294^2 + 346226^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (475438977511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29714936087 + ... + 29714936102.

Almost surely, 2^475438977512 is an apocalyptic number.

It is an amenable number.

475438977512 is a deficient number, since it is larger than the sum of its proper divisors (416009105338).

475438977512 is a wasteful number, since it uses less digits than its factorization.

475438977512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59429872195 (or 59429872191 counting only the distinct ones).

The product of its digits is 59270400, while the sum is 62.

The spelling of 475438977512 in words is "four hundred seventy-five billion, four hundred thirty-eight million, nine hundred seventy-seven thousand, five hundred twelve".