2505540254 has 16 divisors (see below), whose sum is σ = 4395101568. Its totient is φ = 1048830552.

The previous prime is 2505540253. The next prime is 2505540263. The reversal of 2505540254 is 4520455052.

2505540254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2505540254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505540251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2080412 + ... + 2081615.

It is an arithmetic number, because the mean of its divisors is an integer number (274693848).

Almost surely, 2^2505540254 is an apocalyptic number.

2505540254 is a deficient number, since it is larger than the sum of its proper divisors (1889561314).

2505540254 is a wasteful number, since it uses less digits than its factorization.

2505540254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162079.

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 2505540254 is about 50055.3718795496. The cubic root of 2505540254 is about 1358.2106394788.

The spelling of 2505540254 in words is "two billion, five hundred five million, five hundred forty thousand, two hundred fifty-four".