4645764181 has 8 divisors (see below), whose sum is σ = 4872876480. Its totient is φ = 4420745472.

The previous prime is 4645764173. The next prime is 4645764197. The reversal of 4645764181 is 1814675464.

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 4645764181 - 2³ = 4645764173 is a prime.

It is a super-2 number, since 2×4645764181² = 43166249650925201522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4645764581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518851 + ... + 527728.

It is an arithmetic number, because the mean of its divisors is an integer number (609109560).

Almost surely, 2^4645764181 is an apocalyptic number.

It is an amenable number.

4645764181 is a deficient number, since it is larger than the sum of its proper divisors (227112299).

4645764181 is a wasteful number, since it uses less digits than its factorization.

4645764181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046795.

The product of its digits is 645120, while the sum is 46.

The square root of 4645764181 is about 68159.8428768729. The cubic root of 4645764181 is about 1668.6005679786.

The spelling of 4645764181 in words is "four billion, six hundred forty-five million, seven hundred sixty-four thousand, one hundred eighty-one".