3164755985 has 8 divisors (see below), whose sum is σ = 3798029736. Its totient is φ = 2531589760.

The previous prime is 3164755949. The next prime is 3164755987. The reversal of 3164755985 is 5895574613.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1444912144 + 1719843841 = 38012^2 + 41471^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3164755985 - 2¹⁰ = 3164754961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3164755987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68915 + ... + 105255.

It is an arithmetic number, because the mean of its divisors is an integer number (474753717).

Almost surely, 2^3164755985 is an apocalyptic number.

It is an amenable number.

3164755985 is a deficient number, since it is larger than the sum of its proper divisors (633273751).

3164755985 is a wasteful number, since it uses less digits than its factorization.

3164755985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53763.

The product of its digits is 4536000, while the sum is 53.

The square root of 3164755985 is about 56256.1639733816. The cubic root of 3164755985 is about 1468.1826129905.

The spelling of 3164755985 in words is "three billion, one hundred sixty-four million, seven hundred fifty-five thousand, nine hundred eighty-five".