11776140634 has 4 divisors (see below), whose sum is σ = 17664210954. Its totient is φ = 5888070316.

The previous prime is 11776140617. The next prime is 11776140637. The reversal of 11776140634 is 43604167711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7850491609 + 3925649025 = 88603^2 + 62655^2 .

It is not an unprimeable number, because it can be changed into a prime (11776140637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2944035157 + ... + 2944035160.

Almost surely, 2^11776140634 is an apocalyptic number.

11776140634 is a deficient number, since it is larger than the sum of its proper divisors (5888070320).

11776140634 is an equidigital number, since it uses as much as digits as its factorization.

11776140634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5888070319.

The product of its (nonzero) digits is 84672, while the sum is 40.

The spelling of 11776140634 in words is "eleven billion, seven hundred seventy-six million, one hundred forty thousand, six hundred thirty-four".