4155956205 has 8 divisors (see below), whose sum is σ = 6649529952. Its totient is φ = 2216509968.

The previous prime is 4155956201. The next prime is 4155956219. The reversal of 4155956205 is 5026595514.

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

It is not a de Polignac number, because 4155956205 - 2² = 4155956201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4155956201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138531859 + ... + 138531888.

It is an arithmetic number, because the mean of its divisors is an integer number (831191244).

Almost surely, 2^4155956205 is an apocalyptic number.

It is an amenable number.

4155956205 is a deficient number, since it is larger than the sum of its proper divisors (2493573747).

4155956205 is a wasteful number, since it uses less digits than its factorization.

4155956205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277063755.

The product of its (nonzero) digits is 270000, while the sum is 42.

The square root of 4155956205 is about 64466.7061745829. The cubic root of 4155956205 is about 1607.7690129921.

The spelling of 4155956205 in words is "four billion, one hundred fifty-five million, nine hundred fifty-six thousand, two hundred five".