41534621645 has 16 divisors (see below), whose sum is σ = 56736623232. Its totient is φ = 28893648960.

The previous prime is 41534621633. The next prime is 41534621659. The reversal of 41534621645 is 54612643514.

41534621645 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 41534621645 - 2¹⁸ = 41534359501 is a prime.

It is a super-3 number, since 3×41534621645³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16415582 + ... + 16418111.

It is an arithmetic number, because the mean of its divisors is an integer number (3546038952).

Almost surely, 2^41534621645 is an apocalyptic number.

It is an amenable number.

41534621645 is a deficient number, since it is larger than the sum of its proper divisors (15202001587).

41534621645 is a wasteful number, since it uses less digits than its factorization.

41534621645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32833732.

The product of its digits is 345600, while the sum is 41.

The spelling of 41534621645 in words is "forty-one billion, five hundred thirty-four million, six hundred twenty-one thousand, six hundred forty-five".