772048553 has 2 divisors, whose sum is σ = 772048554. Its totient is φ = 772048552.

The previous prime is 772048547. The next prime is 772048597. The reversal of 772048553 is 355840277.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 386201104 + 385847449 = 19652^2 + 19643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-772048553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 772048553.

It is not a weakly prime, because it can be changed into another prime (772018553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386024276 + 386024277.

It is an arithmetic number, because the mean of its divisors is an integer number (386024277).

Almost surely, 2^772048553 is an apocalyptic number.

It is an amenable number.

772048553 is a deficient number, since it is larger than the sum of its proper divisors (1).

772048553 is an equidigital number, since it uses as much as digits as its factorization.

772048553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 235200, while the sum is 41.

The square root of 772048553 is about 27785.7616955159. The cubic root of 772048553 is about 917.3777539342.

The spelling of 772048553 in words is "seven hundred seventy-two million, forty-eight thousand, five hundred fifty-three".