40369408759 has 2 divisors, whose sum is σ = 40369408760. Its totient is φ = 40369408758.

The previous prime is 40369408697. The next prime is 40369408769. The reversal of 40369408759 is 95780496304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40369408759 - 2²⁹ = 39832537847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40369408769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20184704379 + 20184704380.

It is an arithmetic number, because the mean of its divisors is an integer number (20184704380).

Almost surely, 2^40369408759 is an apocalyptic number.

40369408759 is a deficient number, since it is larger than the sum of its proper divisors (1).

40369408759 is an equidigital number, since it uses as much as digits as its factorization.

40369408759 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 40369408759 in words is "forty billion, three hundred sixty-nine million, four hundred eight thousand, seven hundred fifty-nine".