77033641327 has 4 divisors (see below), whose sum is σ = 77037227496. Its totient is φ = 77030055160.

The previous prime is 77033641261. The next prime is 77033641331. The reversal of 77033641327 is 72314633077.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72314633077 = 103001 ⋅702077.

It is a cyclic number.

It is not a de Polignac number, because 77033641327 - 2¹⁵ = 77033608559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77033641337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1760668 + ... + 1803889.

It is an arithmetic number, because the mean of its divisors is an integer number (19259306874).

Almost surely, 2^77033641327 is an apocalyptic number.

77033641327 is a deficient number, since it is larger than the sum of its proper divisors (3586169).

77033641327 is a wasteful number, since it uses less digits than its factorization.

77033641327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3586168.

The product of its (nonzero) digits is 444528, while the sum is 43.

The spelling of 77033641327 in words is "seventy-seven billion, thirty-three million, six hundred forty-one thousand, three hundred twenty-seven".