2541067440 has 80 divisors (see below), whose sum is σ = 7888075488. Its totient is φ = 676691968.

The previous prime is 2541067433. The next prime is 2541067447. The reversal of 2541067440 is 447601452.

It is an interprime number because it is at equal distance from previous prime (2541067433) and next prime (2541067447).

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (2541067447) 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 15 ways as a sum of consecutive naturals, for example, 178672 + ... + 192368.

Almost surely, 2^2541067440 is an apocalyptic number.

2541067440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2541067440 is an abundant number, since it is smaller than the sum of its proper divisors (5347008048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2541067440 is a wasteful number, since it uses less digits than its factorization.

2541067440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14486 (or 14480 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 2541067440 is about 50409.0015770993. The cubic root of 2541067440 is about 1364.6000948489.

Adding to 2541067440 its reverse (447601452), we get a palindrome (2988668892).

The spelling of 2541067440 in words is "two billion, five hundred forty-one million, sixty-seven thousand, four hundred forty".