4764148649 has 8 divisors (see below), whose sum is σ = 5148136392. Its totient is φ = 4382663040.

The previous prime is 4764148643. The next prime is 4764148667. The reversal of 4764148649 is 9468414674.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 89965225 + 4674183424 = 9485^2 + 68368^2 .

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 4764148649 - 2³² = 469181353 is a prime.

It is a super-2 number, since 2×4764148649² = 45394224699537050402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4764148649.

It is not an unprimeable number, because it can be changed into a prime (4764148643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 621572 + ... + 629189.

It is an arithmetic number, because the mean of its divisors is an integer number (643517049).

Almost surely, 2^4764148649 is an apocalyptic number.

It is an amenable number.

4764148649 is a deficient number, since it is larger than the sum of its proper divisors (383987743).

4764148649 is a wasteful number, since it uses less digits than its factorization.

4764148649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251067.

The product of its digits is 4644864, while the sum is 53.

The square root of 4764148649 is about 69022.8125260048. The cubic root of 4764148649 is about 1682.6550809042.

The spelling of 4764148649 in words is "four billion, seven hundred sixty-four million, one hundred forty-eight thousand, six hundred forty-nine".