3955975959 has 48 divisors (see below), whose sum is σ = 6045002880. Its totient is φ = 2281245120.

The previous prime is 3955975957. The next prime is 3955975967. The reversal of 3955975959 is 9595795593.

It is not a de Polignac number, because 3955975959 - 2¹ = 3955975957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3955975959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3955975951) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11951424 + ... + 11951754.

It is an arithmetic number, because the mean of its divisors is an integer number (125937560).

Almost surely, 2^3955975959 is an apocalyptic number.

3955975959 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3955975959 is a deficient number, since it is larger than the sum of its proper divisors (2089026921).

3955975959 is a wasteful number, since it uses less digits than its factorization.

3955975959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620 (or 493 counting only the distinct ones).

The product of its digits is 86113125, while the sum is 66.

The square root of 3955975959 is about 62896.5496589439. The cubic root of 3955975959 is about 1581.5559045634. Note that the first 3 decimals are identical.

The spelling of 3955975959 in words is "three billion, nine hundred fifty-five million, nine hundred seventy-five thousand, nine hundred fifty-nine".