41766021540 has 144 divisors (see below), whose sum is σ = 139156617600. Its totient is φ = 10092639744.

The previous prime is 41766021533. The next prime is 41766021547. The reversal of 41766021540 is 4512066714.

41766021540 is a `hidden beast` number, since 4 + 1 + 7 + 6 + 602 + 1 + 5 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (41766021533) and next prime (41766021547).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 41766021495 and 41766021504.

It is not an unprimeable number, because it can be changed into a prime (41766021547) 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 47 ways as a sum of consecutive naturals, for example, 186825 + ... + 344144.

It is an arithmetic number, because the mean of its divisors is an integer number (966365400).

Almost surely, 2^41766021540 is an apocalyptic number.

It is an amenable number.

41766021540 is an abundant number, since it is smaller than the sum of its proper divisors (97390596060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41766021540 is a wasteful number, since it uses less digits than its factorization.

41766021540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531026 (or 531021 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 41766021540 in words is "forty-one billion, seven hundred sixty-six million, twenty-one thousand, five hundred forty".