7741649252 has 12 divisors (see below), whose sum is σ = 13548502380. Its totient is φ = 3870648576.

The previous prime is 7741649221. The next prime is 7741649257. The reversal of 7741649252 is 2529461477.

It can be written as a sum of positive squares in 2 ways, for example, as 2648543296 + 5093105956 = 51464^2 + 71366^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7741649197 and 7741649206.

It is not an unprimeable number, because it can be changed into a prime (7741649257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148124 + ... + 193452.

It is an arithmetic number, because the mean of its divisors is an integer number (1129041865).

Almost surely, 2^7741649252 is an apocalyptic number.

It is an amenable number.

7741649252 is a deficient number, since it is larger than the sum of its proper divisors (5806853128).

7741649252 is a wasteful number, since it uses less digits than its factorization.

7741649252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88030 (or 88028 counting only the distinct ones).

The product of its digits is 846720, while the sum is 47.

The square root of 7741649252 is about 87986.6424635012. The cubic root of 7741649252 is about 1978.2347675569.

The spelling of 7741649252 in words is "seven billion, seven hundred forty-one million, six hundred forty-nine thousand, two hundred fifty-two".