2540241623 has 4 divisors (see below), whose sum is σ = 2608896840. Its totient is φ = 2471586408.

The previous prime is 2540241617. The next prime is 2540241653. The reversal of 2540241623 is 3261420452.

2540241623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2540241623 - 2⁶ = 2540241559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540241653) 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, 34327553 + ... + 34327626.

It is an arithmetic number, because the mean of its divisors is an integer number (652224210).

Almost surely, 2^2540241623 is an apocalyptic number.

2540241623 is a deficient number, since it is larger than the sum of its proper divisors (68655217).

2540241623 is an equidigital number, since it uses as much as digits as its factorization.

2540241623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68655216.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 2540241623 is about 50400.8097454793. The cubic root of 2540241623 is about 1364.4522525107.

The spelling of 2540241623 in words is "two billion, five hundred forty million, two hundred forty-one thousand, six hundred twenty-three".