28315134175032 has 24 divisors (see below), whose sum is σ = 76686821724240. Its totient is φ = 9438378058320.

The previous prime is 28315134175007. The next prime is 28315134175033. The reversal of 28315134175032 is 23057143151382.

28315134175032 is a `hidden beast` number, since 2 + 8 + 3 + 1 + 5 + 134 + 1 + 7 + 503 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28315134175033) 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, 196632876144 + ... + 196632876287.

It is an arithmetic number, because the mean of its divisors is an integer number (3195284238510).

Almost surely, 2^{28315134175032} is an apocalyptic number.

It is an amenable number.

28315134175032 is an abundant number, since it is smaller than the sum of its proper divisors (48371687549208).

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

28315134175032 is a wasteful number, since it uses less digits than its factorization.

28315134175032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393265752443 (or 393265752436 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 28315134175032 in words is "twenty-eight trillion, three hundred fifteen billion, one hundred thirty-four million, one hundred seventy-five thousand, thirty-two".