3776580641 has 4 divisors (see below), whose sum is σ = 3776786112. Its totient is φ = 3776375172.

The previous prime is 3776580629. The next prime is 3776580649. The reversal of 3776580641 is 1460856773.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3776580641 - 2¹⁰ = 3776579617 is a prime.

It is a super-2 number, since 2×3776580641² = 28525122675951941762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3776580649) 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, 72125 + ... + 112938.

It is an arithmetic number, because the mean of its divisors is an integer number (944196528).

Almost surely, 2^3776580641 is an apocalyptic number.

It is an amenable number.

3776580641 is a deficient number, since it is larger than the sum of its proper divisors (205471).

3776580641 is a wasteful number, since it uses less digits than its factorization.

3776580641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205470.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 3776580641 is about 61453.8903650534. The cubic root of 3776580641 is about 1557.2783798196.

The spelling of 3776580641 in words is "three billion, seven hundred seventy-six million, five hundred eighty thousand, six hundred forty-one".