3995785503 has 48 divisors (see below), whose sum is σ = 6153114240. Its totient is φ = 2494195200.

The previous prime is 3995785501. The next prime is 3995785529. The reversal of 3995785503 is 3055875993.

It is a happy number.

3995785503 is a `hidden beast` number, since 3 + 9 + 9 + 57 + 85 + 503 = 666.

It is not a de Polignac number, because 3995785503 - 2¹ = 3995785501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3995785503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3995785501) 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 47 ways as a sum of consecutive naturals, for example, 1935850 + ... + 1937912.

It is an arithmetic number, because the mean of its divisors is an integer number (128189880).

Almost surely, 2^3995785503 is an apocalyptic number.

3995785503 is a deficient number, since it is larger than the sum of its proper divisors (2157328737).

3995785503 is a wasteful number, since it uses less digits than its factorization.

3995785503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320 (or 2317 counting only the distinct ones).

The product of its (nonzero) digits is 5103000, while the sum is 54.

The square root of 3995785503 is about 63212.2258981599. The cubic root of 3995785503 is about 1586.8433479712.

The spelling of 3995785503 in words is "three billion, nine hundred ninety-five million, seven hundred eighty-five thousand, five hundred three".