77268268130 has 8 divisors (see below), whose sum is σ = 139082882652. Its totient is φ = 30907307248.

The previous prime is 77268268093. The next prime is 77268268163. The reversal of 77268268130 is 3186286277.

It can be written as a sum of positive squares in 2 ways, for example, as 73764930409 + 3503337721 = 271597^2 + 59189^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3863413397 + ... + 3863413416.

Almost surely, 2^77268268130 is an apocalyptic number.

77268268130 is a deficient number, since it is larger than the sum of its proper divisors (61814614522).

77268268130 is a wasteful number, since it uses less digits than its factorization.

77268268130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7726826820.

The product of its (nonzero) digits is 1354752, while the sum is 50.

The spelling of 77268268130 in words is "seventy-seven billion, two hundred sixty-eight million, two hundred sixty-eight thousand, one hundred thirty".