40255334767 has 4 divisors (see below), whose sum is σ = 40256367840. Its totient is φ = 40254301696.

The previous prime is 40255334759. The next prime is 40255334843. The reversal of 40255334767 is 76743355204.

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 40255334767 - 2³ = 40255334759 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 (40255335767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 455698 + ... + 536815.

It is an arithmetic number, because the mean of its divisors is an integer number (10064091960).

Almost surely, 2^40255334767 is an apocalyptic number.

40255334767 is a deficient number, since it is larger than the sum of its proper divisors (1033073).

40255334767 is an equidigital number, since it uses as much as digits as its factorization.

40255334767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033072.

The product of its (nonzero) digits is 2116800, while the sum is 46.

The spelling of 40255334767 in words is "forty billion, two hundred fifty-five million, three hundred thirty-four thousand, seven hundred sixty-seven".