4456412741645 has 8 divisors (see below), whose sum is σ = 5347720001304. Its totient is φ = 3565113719104.

The previous prime is 4456412741633. The next prime is 4456412741699. The reversal of 4456412741645 is 5461472146544.

It can be written as a sum of positive squares in 4 ways, for example, as 668636560804 + 3787776180841 = 817702^2 + 1946221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4456412741645 - 2⁶ = 4456412741581 is a prime.

It is a super-3 number, since 3×4456412741645³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 7 ways as a sum of consecutive naturals, for example, 798914 + ... + 3090483.

It is an arithmetic number, because the mean of its divisors is an integer number (668465000163).

Almost surely, 2^{4456412741645} is an apocalyptic number.

It is an amenable number.

4456412741645 is a deficient number, since it is larger than the sum of its proper divisors (891307259659).

4456412741645 is a wasteful number, since it uses less digits than its factorization.

4456412741645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4118559.

The product of its digits is 12902400, while the sum is 53.

The spelling of 4456412741645 in words is "four trillion, four hundred fifty-six billion, four hundred twelve million, seven hundred forty-one thousand, six hundred forty-five".