2625480405 has 32 divisors (see below), whose sum is σ = 4731477120. Its totient is φ = 1381069440.

The previous prime is 2625480379. The next prime is 2625480409. The reversal of 2625480405 is 5040845262.

It is a happy number.

It is not a de Polignac number, because 2625480405 - 2¹² = 2625476309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2625480405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2625480409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123351 + ... + 143060.

It is an arithmetic number, because the mean of its divisors is an integer number (147858660).

Almost surely, 2^2625480405 is an apocalyptic number.

It is an amenable number.

2625480405 is a deficient number, since it is larger than the sum of its proper divisors (2105996715).

2625480405 is a wasteful number, since it uses less digits than its factorization.

2625480405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266498 (or 266492 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 2625480405 is about 51239.4418880612. The cubic root of 2625480405 is about 1379.5462354999.

The spelling of 2625480405 in words is "two billion, six hundred twenty-five million, four hundred eighty thousand, four hundred five".