7493756650 has 12 divisors (see below), whose sum is σ = 13938387462. Its totient is φ = 2997502640.

The previous prime is 7493756623. The next prime is 7493756653. The reversal of 7493756650 is 566573947.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4370399881 + 3123356769 = 66109^2 + 55887^2 .

It is not an unprimeable number, because it can be changed into a prime (7493756653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74937517 + ... + 74937616.

Almost surely, 2^7493756650 is an apocalyptic number.

7493756650 is a deficient number, since it is larger than the sum of its proper divisors (6444630812).

7493756650 is a wasteful number, since it uses less digits than its factorization.

7493756650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149875145 (or 149875140 counting only the distinct ones).

The product of its (nonzero) digits is 4762800, while the sum is 52.

The square root of 7493756650 is about 86566.4868756957. The cubic root of 7493756650 is about 1956.8905167130.

The spelling of 7493756650 in words is "seven billion, four hundred ninety-three million, seven hundred fifty-six thousand, six hundred fifty".