7427646368 has 12 divisors (see below), whose sum is σ = 14623178850. Its totient is φ = 3713823168.

The previous prime is 7427646367. The next prime is 7427646403. The reversal of 7427646368 is 8636467247.

It can be written as a sum of positive squares in only one way, i.e., 7332154384 + 95491984 = 85628^2 + 9772^2 .

It is not an unprimeable number, because it can be changed into a prime (7427646367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116056943 + ... + 116057006.

Almost surely, 2^7427646368 is an apocalyptic number.

It is an amenable number.

7427646368 is a deficient number, since it is larger than the sum of its proper divisors (7195532482).

7427646368 is a wasteful number, since it uses less digits than its factorization.

7427646368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232113959 (or 232113951 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 53.

The square root of 7427646368 is about 86183.7941146710. The cubic root of 7427646368 is about 1951.1189167256.

The spelling of 7427646368 in words is "seven billion, four hundred twenty-seven million, six hundred forty-six thousand, three hundred sixty-eight".