7620766201 has 2 divisors, whose sum is σ = 7620766202. Its totient is φ = 7620766200.

The previous prime is 7620766169. The next prime is 7620766271. The reversal of 7620766201 is 1026670267.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6099766201 + 1521000000 = 78101^2 + 39000^2 .

It is a cyclic number.

It is not a de Polignac number, because 7620766201 - 2⁵ = 7620766169 is a prime.

It is not a weakly prime, because it can be changed into another prime (7620766271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3810383100 + 3810383101.

It is an arithmetic number, because the mean of its divisors is an integer number (3810383101).

Almost surely, 2^7620766201 is an apocalyptic number.

It is an amenable number.

7620766201 is a deficient number, since it is larger than the sum of its proper divisors (1).

7620766201 is an equidigital number, since it uses as much as digits as its factorization.

7620766201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 7620766201 is about 87296.9999541794. Note that the first 4 decimals coincide. The cubic root of 7620766201 is about 1967.8842325683.

The spelling of 7620766201 in words is "seven billion, six hundred twenty million, seven hundred sixty-six thousand, two hundred one".