3766525061 has 4 divisors (see below), whose sum is σ = 4056257772. Its totient is φ = 3476792352.

The previous prime is 3766525039. The next prime is 3766525069. The reversal of 3766525061 is 1605256673.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1605256673 = 9041 ⋅177553.

It can be written as a sum of positive squares in 2 ways, for example, as 2158996225 + 1607528836 = 46465^2 + 40094^2 .

It is a cyclic number.

It is not a de Polignac number, because 3766525061 - 2¹⁸ = 3766262917 is a prime.

It is a super-2 number, since 2×3766525061² = 28373422070282107442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3766525069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144866336 + ... + 144866361.

It is an arithmetic number, because the mean of its divisors is an integer number (1014064443).

Almost surely, 2^3766525061 is an apocalyptic number.

It is an amenable number.

3766525061 is a deficient number, since it is larger than the sum of its proper divisors (289732711).

3766525061 is a wasteful number, since it uses less digits than its factorization.

3766525061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289732710.

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 3766525061 is about 61372.0218096161. The cubic root of 3766525061 is about 1555.8950070743.

It can be divided in two parts, 37665 and 25061, that added together give a palindrome (62726).

The spelling of 3766525061 in words is "three billion, seven hundred sixty-six million, five hundred twenty-five thousand, sixty-one".