41640345546 has 16 divisors (see below), whose sum is σ = 87663885600. Its totient is φ = 13149582768.

The previous prime is 41640345521. The next prime is 41640345557. The reversal of 41640345546 is 64554304614.

It is a junction number, because it is equal to n+sod(n) for n = 41640345498 and 41640345507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182632981 + ... + 182633208.

It is an arithmetic number, because the mean of its divisors is an integer number (5478992850).

Almost surely, 2^41640345546 is an apocalyptic number.

41640345546 is an abundant number, since it is smaller than the sum of its proper divisors (46023540054).

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

41640345546 is a wasteful number, since it uses less digits than its factorization.

41640345546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365266213.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 41640345546 in words is "forty-one billion, six hundred forty million, three hundred forty-five thousand, five hundred forty-six".