4081418930645 has 32 divisors (see below), whose sum is σ = 5674391238912. Its totient is φ = 2760183516672.

The previous prime is 4081418930587. The next prime is 4081418930651. The reversal of 4081418930645 is 5460398141804.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4081418930645 - 2¹² = 4081418926549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54877454 + ... + 54951776.

It is an arithmetic number, because the mean of its divisors is an integer number (177324726216).

Almost surely, 2^{4081418930645} is an apocalyptic number.

It is an amenable number.

4081418930645 is a deficient number, since it is larger than the sum of its proper divisors (1592972308267).

4081418930645 is a wasteful number, since it uses less digits than its factorization.

4081418930645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95901.

The product of its (nonzero) digits is 3317760, while the sum is 53.

The spelling of 4081418930645 in words is "four trillion, eighty-one billion, four hundred eighteen million, nine hundred thirty thousand, six hundred forty-five".