4649466969 has 81 divisors (see below), whose sum is σ = 8342630751. Its totient is φ = 2487461760.

The previous prime is 4649466949. The next prime is 4649466971. The reversal of 4649466969 is 9696649464.

The square root of 4649466969 is 68187.

It is a perfect power (a square), and thus also a powerful number.

4649466969 is a `hidden beast` number, since 46 + 49 + 466 + 96 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3619827225 + 1029639744 = 60165^2 + 32088^2 .

It is not a de Polignac number, because 4649466969 - 2¹³ = 4649458777 is a prime.

It is a super-2 number, since 2×4649466969² = 43235086191644093922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (4649466929) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 24342664 + ... + 24342854.

Almost surely, 2^4649466969 is an apocalyptic number.

4649466969 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4649466969 is the 68187-th square number.

4649466969 is the 34094-th centered octagonal number.

It is an amenable number.

4649466969 is a deficient number, since it is larger than the sum of its proper divisors (3693163782).

4649466969 is a wasteful number, since it uses less digits than its factorization.

4649466969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 218 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 63.

The cubic root of 4649466969 is about 1669.0437554486.

The spelling of 4649466969 in words is "four billion, six hundred forty-nine million, four hundred sixty-six thousand, nine hundred sixty-nine".