40636367469 has 80 divisors (see below), whose sum is σ = 65721585600. Its totient is φ = 24928114176.

The previous prime is 40636367441. The next prime is 40636367507. The reversal of 40636367469 is 96476363604.

40636367469 is a `hidden beast` number, since 4 + 0 + 63 + 63 + 67 + 469 = 666.

It is not a de Polignac number, because 40636367469 - 2²³ = 40627978861 is a prime.

It is a super-2 number, since 2×40636367469² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40636367669) 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 in 79 ways as a sum of consecutive naturals, for example, 16003602 + ... + 16006140.

It is an arithmetic number, because the mean of its divisors is an integer number (821519820).

Almost surely, 2^40636367469 is an apocalyptic number.

It is an amenable number.

40636367469 is a deficient number, since it is larger than the sum of its proper divisors (25085218131).

40636367469 is a wasteful number, since it uses less digits than its factorization.

40636367469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2824 (or 2815 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 54.

The spelling of 40636367469 in words is "forty billion, six hundred thirty-six million, three hundred sixty-seven thousand, four hundred sixty-nine".