7645320275 has 24 divisors (see below), whose sum is σ = 9629584560. Its totient is φ = 6020495360.

The previous prime is 7645320269. The next prime is 7645320289. The reversal of 7645320275 is 5720235467.

It is not a de Polignac number, because 7645320275 - 2⁶ = 7645320211 is a prime.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 497507 + ... + 512643.

It is an arithmetic number, because the mean of its divisors is an integer number (401232690).

Almost surely, 2^7645320275 is an apocalyptic number.

7645320275 is a deficient number, since it is larger than the sum of its proper divisors (1984264285).

7645320275 is a wasteful number, since it uses less digits than its factorization.

7645320275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15463 (or 15458 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 41.

The square root of 7645320275 is about 87437.5221229422. The cubic root of 7645320275 is about 1969.9954714009.

The spelling of 7645320275 in words is "seven billion, six hundred forty-five million, three hundred twenty thousand, two hundred seventy-five".