3772625729 has 2 divisors, whose sum is σ = 3772625730. Its totient is φ = 3772625728.

The previous prime is 3772625723. The next prime is 3772625777. The reversal of 3772625729 is 9275262773.

It is a happy number.

3772625729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2608451329 + 1164174400 = 51073^2 + 34120^2 .

It is a cyclic number.

It is not a de Polignac number, because 3772625729 - 2⁴ = 3772625713 is a prime.

It is a super-2 number, since 2×3772625729² = 28465409782225562882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3772625723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1886312864 + 1886312865.

It is an arithmetic number, because the mean of its divisors is an integer number (1886312865).

Almost surely, 2^3772625729 is an apocalyptic number.

It is an amenable number.

3772625729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3772625729 is an equidigital number, since it uses as much as digits as its factorization.

3772625729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2222640, while the sum is 50.

The square root of 3772625729 is about 61421.7040548372. The cubic root of 3772625729 is about 1556.7345854284.

The spelling of 3772625729 in words is "three billion, seven hundred seventy-two million, six hundred twenty-five thousand, seven hundred twenty-nine".