3950485492879 has 4 divisors (see below), whose sum is σ = 3950497057576. Its totient is φ = 3950473928184.

The previous prime is 3950485492819. The next prime is 3950485492901. The reversal of 3950485492879 is 9782945840593.

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 3950485492879 - 2²³ = 3950477104271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3950485492819) 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 3 ways as a sum of consecutive naturals, for example, 5253849 + ... + 5958514.

It is an arithmetic number, because the mean of its divisors is an integer number (987624264394).

Almost surely, 2^{3950485492879} is an apocalyptic number.

3950485492879 is a deficient number, since it is larger than the sum of its proper divisors (11564697).

3950485492879 is a wasteful number, since it uses less digits than its factorization.

3950485492879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11564696.

The product of its (nonzero) digits is 783820800, while the sum is 73.

The spelling of 3950485492879 in words is "three trillion, nine hundred fifty billion, four hundred eighty-five million, four hundred ninety-two thousand, eight hundred seventy-nine".