13046752777 has 4 divisors (see below), whose sum is σ = 13267884240. Its totient is φ = 12825621316.

The previous prime is 13046752769. The next prime is 13046752801. The reversal of 13046752777 is 77725764031.

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, and also an emirpimes, since its reverse is a distinct semiprime: 77725764031 = 247409 ⋅314159.

It is a cyclic number.

It is not a de Polignac number, because 13046752777 - 2³ = 13046752769 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13046752777.

It is not an unprimeable number, because it can be changed into a prime (13046753777) 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, 110565643 + ... + 110565760.

It is an arithmetic number, because the mean of its divisors is an integer number (3316971060).

Almost surely, 2^13046752777 is an apocalyptic number.

It is an amenable number.

13046752777 is a deficient number, since it is larger than the sum of its proper divisors (221131463).

13046752777 is an equidigital number, since it uses as much as digits as its factorization.

13046752777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221131462.

The product of its (nonzero) digits is 1728720, while the sum is 49.

The spelling of 13046752777 in words is "thirteen billion, forty-six million, seven hundred fifty-two thousand, seven hundred seventy-seven".