40643675037 has 24 divisors (see below), whose sum is σ = 67102873344. Its totient is φ = 23221996704.

The previous prime is 40643675003. The next prime is 40643675041. The reversal of 40643675037 is 73057634604.

40643675037 is a `hidden beast` number, since 40 + 6 + 43 + 67 + 503 + 7 = 666.

It is not a de Polignac number, because 40643675037 - 2¹⁸ = 40643412893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40643674983 and 40643675001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40643670037) 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 23 ways as a sum of consecutive naturals, for example, 516603 + ... + 590055.

It is an arithmetic number, because the mean of its divisors is an integer number (2795953056).

Almost surely, 2^40643675037 is an apocalyptic number.

It is an amenable number.

40643675037 is a deficient number, since it is larger than the sum of its proper divisors (26459198307).

40643675037 is a wasteful number, since it uses less digits than its factorization.

40643675037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82249 (or 82246 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 45.

The spelling of 40643675037 in words is "forty billion, six hundred forty-three million, six hundred seventy-five thousand, thirty-seven".