40769471813 has 12 divisors (see below), whose sum is σ = 49487700960. Its totient is φ = 33425901432.

The previous prime is 40769471783. The next prime is 40769471839. The reversal of 40769471813 is 31817496704.

It is not a de Polignac number, because 40769471813 - 2²⁸ = 40501036357 is a prime.

It is a super-2 number, since 2×40769471813² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40769471513) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 18086483 + ... + 18088736.

It is an arithmetic number, because the mean of its divisors is an integer number (4123975080).

Almost surely, 2^40769471813 is an apocalyptic number.

It is an amenable number.

40769471813 is a deficient number, since it is larger than the sum of its proper divisors (8718229147).

40769471813 is a wasteful number, since it uses less digits than its factorization.

40769471813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36175256 (or 36175249 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 50.

The spelling of 40769471813 in words is "forty billion, seven hundred sixty-nine million, four hundred seventy-one thousand, eight hundred thirteen".