3955678111 has 16 divisors (see below), whose sum is σ = 4945759488. Its totient is φ = 3073593600.

The previous prime is 3955678109. The next prime is 3955678123. The reversal of 3955678111 is 1118765593.

It is not a de Polignac number, because 3955678111 - 2¹ = 3955678109 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 (3955678171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45585 + ... + 99946.

It is an arithmetic number, because the mean of its divisors is an integer number (309109968).

Almost surely, 2^3955678111 is an apocalyptic number.

3955678111 is a deficient number, since it is larger than the sum of its proper divisors (990081377).

3955678111 is a wasteful number, since it uses less digits than its factorization.

3955678111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145902.

The product of its digits is 226800, while the sum is 46.

The square root of 3955678111 is about 62894.1818533320. The cubic root of 3955678111 is about 1581.5162114434.

The spelling of 3955678111 in words is "three billion, nine hundred fifty-five million, six hundred seventy-eight thousand, one hundred eleven".