40479125759 has 2 divisors, whose sum is σ = 40479125760. Its totient is φ = 40479125758.

The previous prime is 40479125749. The next prime is 40479125761. The reversal of 40479125759 is 95752197404.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40479125759 is a prime.

Together with 40479125761, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40479125759.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40479125749) 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 as a sum of consecutive naturals, namely, 20239562879 + 20239562880.

It is an arithmetic number, because the mean of its divisors is an integer number (20239562880).

Almost surely, 2^40479125759 is an apocalyptic number.

40479125759 is a deficient number, since it is larger than the sum of its proper divisors (1).

40479125759 is an equidigital number, since it uses as much as digits as its factorization.

40479125759 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3175200, while the sum is 53.

The spelling of 40479125759 in words is "forty billion, four hundred seventy-nine million, one hundred twenty-five thousand, seven hundred fifty-nine".