4025040455 has 4 divisors (see below), whose sum is σ = 4830048552. Its totient is φ = 3220032360.

The previous prime is 4025040421. The next prime is 4025040463. The reversal of 4025040455 is 5540405204.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4025040455 - 2⁶ = 4025040391 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 3 ways as a sum of consecutive naturals, for example, 402504041 + ... + 402504050.

It is an arithmetic number, because the mean of its divisors is an integer number (1207512138).

Almost surely, 2^4025040455 is an apocalyptic number.

4025040455 is a deficient number, since it is larger than the sum of its proper divisors (805008097).

4025040455 is an equidigital number, since it uses as much as digits as its factorization.

4025040455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805008096.

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 4025040455 is about 63443.2065315113. The cubic root of 4025040455 is about 1590.7066008806.

Adding to 4025040455 its reverse (5540405204), we get a palindrome (9565445659).

The spelling of 4025040455 in words is "four billion, twenty-five million, forty thousand, four hundred fifty-five".