2500435533 has 4 divisors (see below), whose sum is σ = 3333914048. Its totient is φ = 1666957020.

The previous prime is 2500435529. The next prime is 2500435559. The reversal of 2500435533 is 3355340052.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2500435533 - 2² = 2500435529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2500435533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500435433) 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, 416739253 + ... + 416739258.

It is an arithmetic number, because the mean of its divisors is an integer number (833478512).

Almost surely, 2^2500435533 is an apocalyptic number.

It is an amenable number.

2500435533 is a deficient number, since it is larger than the sum of its proper divisors (833478515).

2500435533 is an equidigital number, since it uses as much as digits as its factorization.

2500435533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833478514.

The product of its (nonzero) digits is 27000, while the sum is 30.

The square root of 2500435533 is about 50004.3551403275. The cubic root of 2500435533 is about 1357.2876182842.

Adding to 2500435533 its reverse (3355340052), we get a palindrome (5855775585).

The spelling of 2500435533 in words is "two billion, five hundred million, four hundred thirty-five thousand, five hundred thirty-three".