3950965799 has 4 divisors (see below), whose sum is σ = 4310144520. Its totient is φ = 3591787080.

The previous prime is 3950965789. The next prime is 3950965819. The reversal of 3950965799 is 9975690593.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3950965799 - 2¹⁶ = 3950900263 is a prime.

It is a super-2 number, since 2×3950965799² = 31220261489735416802, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3950965729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179589344 + ... + 179589365.

It is an arithmetic number, because the mean of its divisors is an integer number (1077536130).

Almost surely, 2^3950965799 is an apocalyptic number.

3950965799 is a deficient number, since it is larger than the sum of its proper divisors (359178721).

3950965799 is a wasteful number, since it uses less digits than its factorization.

3950965799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359178720.

The product of its (nonzero) digits is 20667150, while the sum is 62.

The square root of 3950965799 is about 62856.7084645704. The cubic root of 3950965799 is about 1580.8879534521.

The spelling of 3950965799 in words is "three billion, nine hundred fifty million, nine hundred sixty-five thousand, seven hundred ninety-nine".