4649779464 has 64 divisors (see below), whose sum is σ = 12920523840. Its totient is φ = 1382434560.

The previous prime is 4649779451. The next prime is 4649779469.

4649779464 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×4649779464² = 43240898127672254592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4649779398 and 4649779407.

It is not an unprimeable number, because it can be changed into a prime (4649779469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152167 + ... + 180150.

It is an arithmetic number, because the mean of its divisors is an integer number (201883185).

Almost surely, 2^4649779464 is an apocalyptic number.

4649779464 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4649779464 is an abundant number, since it is smaller than the sum of its proper divisors (8270744376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4649779464 is a wasteful number, since it uses less digits than its factorization.

4649779464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332390 (or 332386 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 60.

The square root of 4649779464 is about 68189.2914173479. The cubic root of 4649779464 is about 1669.0811472721.

The spelling of 4649779464 in words is "four billion, six hundred forty-nine million, seven hundred seventy-nine thousand, four hundred sixty-four".