40769032665 has 16 divisors (see below), whose sum is σ = 65233507968. Its totient is φ = 21742465536.

The previous prime is 40769032597. The next prime is 40769032699. The reversal of 40769032665 is 56623096704.

It is not a de Polignac number, because 40769032665 - 2³⁰ = 39695290841 is a prime.

It is a super-2 number, since 2×40769032665² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 356809 + ... + 457001.

It is an arithmetic number, because the mean of its divisors is an integer number (4077094248).

Almost surely, 2^40769032665 is an apocalyptic number.

It is an amenable number.

40769032665 is a deficient number, since it is larger than the sum of its proper divisors (24464475303).

40769032665 is a wasteful number, since it uses less digits than its factorization.

40769032665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127328.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 40769032665 in words is "forty billion, seven hundred sixty-nine million, thirty-two thousand, six hundred sixty-five".