40557610683 has 20 divisors (see below), whose sum is σ = 61352982240. Its totient is φ = 26696144592.

The previous prime is 40557610679. The next prime is 40557610693. The reversal of 40557610683 is 38601675504.

40557610683 is a `hidden beast` number, since 4 + 0 + 5 + 576 + 10 + 68 + 3 = 666.

40557610683 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40557610683 - 2² = 40557610679 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40557610603) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3162660 + ... + 3175457.

It is an arithmetic number, because the mean of its divisors is an integer number (3067649112).

Almost surely, 2^40557610683 is an apocalyptic number.

40557610683 is a deficient number, since it is larger than the sum of its proper divisors (20795371557).

40557610683 is an equidigital number, since it uses as much as digits as its factorization.

40557610683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6338208 (or 6338199 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 40557610683 in words is "forty billion, five hundred fifty-seven million, six hundred ten thousand, six hundred eighty-three".