4126399205 has 8 divisors (see below), whose sum is σ = 5242954392. Its totient is φ = 3106935808.

The previous prime is 4126399177. The next prime is 4126399219. The reversal of 4126399205 is 5029936214.

It can be written as a sum of positive squares in 4 ways, for example, as 566725636 + 3559673569 = 23806^2 + 59663^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4126399205 - 2¹⁶ = 4126333669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24272852 + ... + 24273021.

It is an arithmetic number, because the mean of its divisors is an integer number (655369299).

Almost surely, 2^4126399205 is an apocalyptic number.

It is an amenable number.

4126399205 is a deficient number, since it is larger than the sum of its proper divisors (1116555187).

4126399205 is a wasteful number, since it uses less digits than its factorization.

4126399205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48545895.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 4126399205 is about 64237.0547659215. The cubic root of 4126399205 is about 1603.9484777544.

The spelling of 4126399205 in words is "four billion, one hundred twenty-six million, three hundred ninety-nine thousand, two hundred five".