2540915467 has 24 divisors (see below), whose sum is σ = 2772015792. Its totient is φ = 2326968000.

The previous prime is 2540915449. The next prime is 2540915477. The reversal of 2540915467 is 7645190452.

It is not a de Polignac number, because 2540915467 - 2⁷ = 2540915339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2540915407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2417092 + ... + 2418142.

It is an arithmetic number, because the mean of its divisors is an integer number (115500658).

Almost surely, 2^2540915467 is an apocalyptic number.

2540915467 is a deficient number, since it is larger than the sum of its proper divisors (231100325).

2540915467 is a wasteful number, since it uses less digits than its factorization.

2540915467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307 (or 1288 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 2540915467 is about 50407.4941551353. The cubic root of 2540915467 is about 1364.5728902050.

The spelling of 2540915467 in words is "two billion, five hundred forty million, nine hundred fifteen thousand, four hundred sixty-seven".