3725555633 has 2 divisors, whose sum is σ = 3725555634. Its totient is φ = 3725555632.

The previous prime is 3725555623. The next prime is 3725555653. The reversal of 3725555633 is 3365555273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3675754384 + 49801249 = 60628^2 + 7057^2 .

It is a cyclic number.

It is not a de Polignac number, because 3725555633 - 2⁸ = 3725555377 is a prime.

It is not a weakly prime, because it can be changed into another prime (3725555623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1862777816 + 1862777817.

It is an arithmetic number, because the mean of its divisors is an integer number (1862777817).

Almost surely, 2^3725555633 is an apocalyptic number.

It is an amenable number.

3725555633 is a deficient number, since it is larger than the sum of its proper divisors (1).

3725555633 is an equidigital number, since it uses as much as digits as its factorization.

3725555633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1417500, while the sum is 44.

The square root of 3725555633 is about 61037.3298318332. The cubic root of 3725555633 is about 1550.2331432859.

The spelling of 3725555633 in words is "three billion, seven hundred twenty-five million, five hundred fifty-five thousand, six hundred thirty-three".