40515766983 has 24 divisors (see below), whose sum is σ = 59371295360. Its totient is φ = 26621375760.

The previous prime is 40515766969. The next prime is 40515766997. The reversal of 40515766983 is 38966751504.

40515766983 is a `hidden beast` number, since 4 + 0 + 5 + 1 + 576 + 69 + 8 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (40515766969) and next prime (40515766997).

It is not a de Polignac number, because 40515766983 - 2⁹ = 40515766471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40515766183) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92028 + ... + 299166.

Almost surely, 2^40515766983 is an apocalyptic number.

40515766983 is a deficient number, since it is larger than the sum of its proper divisors (18855528377).

40515766983 is a wasteful number, since it uses less digits than its factorization.

40515766983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207459 (or 207456 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 40515766983 in words is "forty billion, five hundred fifteen million, seven hundred sixty-six thousand, nine hundred eighty-three".