4645855669 has 12 divisors (see below), whose sum is σ = 5820083724. Its totient is φ = 3675841344.

The previous prime is 4645855667. The next prime is 4645855771. The reversal of 4645855669 is 9665585464.

It can be written as a sum of positive squares in 2 ways, for example, as 1241716644 + 3404139025 = 35238^2 + 58345^2 .

It is not a de Polignac number, because 4645855669 - 2¹ = 4645855667 is a prime.

It is a super-2 number, since 2×4645855669² = 43167949794358875122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4645855667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3646032 + ... + 3647305.

It is an arithmetic number, because the mean of its divisors is an integer number (485006977).

Almost surely, 2^4645855669 is an apocalyptic number.

4645855669 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4645855669 is a deficient number, since it is larger than the sum of its proper divisors (1174228055).

4645855669 is a wasteful number, since it uses less digits than its factorization.

4645855669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7293364 (or 7293357 counting only the distinct ones).

The product of its digits is 31104000, while the sum is 58.

The square root of 4645855669 is about 68160.5140018765. The cubic root of 4645855669 is about 1668.6115210332.

The spelling of 4645855669 in words is "four billion, six hundred forty-five million, eight hundred fifty-five thousand, six hundred sixty-nine".