2400438676767 has 4 divisors (see below), whose sum is σ = 3200584902360. Its totient is φ = 1600292451176.

The previous prime is 2400438676709. The next prime is 2400438676829. The reversal of 2400438676767 is 7676768340042.

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 2400438676767 - 2²⁶ = 2400371567903 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2400438676767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400438676067) 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, 400073112792 + ... + 400073112797.

It is an arithmetic number, because the mean of its divisors is an integer number (800146225590).

Almost surely, 2^{2400438676767} is an apocalyptic number.

2400438676767 is a deficient number, since it is larger than the sum of its proper divisors (800146225593).

2400438676767 is an equidigital number, since it uses as much as digits as its factorization.

2400438676767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800146225592.

The product of its (nonzero) digits is 56899584, while the sum is 60.

The spelling of 2400438676767 in words is "two trillion, four hundred billion, four hundred thirty-eight million, six hundred seventy-six thousand, seven hundred sixty-seven".