4025086399 has 4 divisors (see below), whose sum is σ = 4123259280. Its totient is φ = 3926913520.

The previous prime is 4025086397. The next prime is 4025086421. The reversal of 4025086399 is 9936805204.

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 4025086399 - 2¹ = 4025086397 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 (4025086397) 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, 49086379 + ... + 49086460.

It is an arithmetic number, because the mean of its divisors is an integer number (1030814820).

Almost surely, 2^4025086399 is an apocalyptic number.

4025086399 is a deficient number, since it is larger than the sum of its proper divisors (98172881).

4025086399 is an equidigital number, since it uses as much as digits as its factorization.

4025086399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98172880.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 4025086399 is about 63443.5686181034. The cubic root of 4025086399 is about 1590.7126532542.

The spelling of 4025086399 in words is "four billion, twenty-five million, eighty-six thousand, three hundred ninety-nine".