475746400878 has 32 divisors (see below), whose sum is σ = 1109612601600. Its totient is φ = 135927542520.

The previous prime is 475746400867. The next prime is 475746400879. The reversal of 475746400878 is 878004647574.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475746400879) by changing a digit.

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, 115582588 + ... + 115586703.

It is an arithmetic number, because the mean of its divisors is an integer number (34675393800).

Almost surely, 2^475746400878 is an apocalyptic number.

475746400878 is an abundant number, since it is smaller than the sum of its proper divisors (633866200722).

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

475746400878 is a wasteful number, since it uses less digits than its factorization.

475746400878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231169317 (or 231169303 counting only the distinct ones).

The product of its (nonzero) digits is 42147840, while the sum is 60.

The spelling of 475746400878 in words is "four hundred seventy-five billion, seven hundred forty-six million, four hundred thousand, eight hundred seventy-eight".