3500721482175 has 72 divisors (see below), whose sum is σ = 6481073184768. Its totient is φ = 1804415400000.

The previous prime is 3500721482161. The next prime is 3500721482179. The reversal of 3500721482175 is 5712841270053.

3500721482175 is a `hidden beast` number, since 3 + 500 + 72 + 1 + 4 + 8 + 2 + 1 + 75 = 666.

It is not a de Polignac number, because 3500721482175 - 2¹³ = 3500721473983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3500721482175.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3500721482179) 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 71 ways as a sum of consecutive naturals, for example, 4904074 + ... + 5572376.

It is an arithmetic number, because the mean of its divisors is an integer number (90014905344).

Almost surely, 2^{3500721482175} is an apocalyptic number.

3500721482175 is a deficient number, since it is larger than the sum of its proper divisors (2980351702593).

3500721482175 is a wasteful number, since it uses less digits than its factorization.

3500721482175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669101 (or 669093 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The spelling of 3500721482175 in words is "three trillion, five hundred billion, seven hundred twenty-one million, four hundred eighty-two thousand, one hundred seventy-five".