5311772775 has 48 divisors (see below), whose sum is σ = 9793495200. Its totient is φ = 2822618880.

The previous prime is 5311772759. The next prime is 5311772783. The reversal of 5311772775 is 5772771135.

It is not a de Polignac number, because 5311772775 - 2⁴ = 5311772759 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5311772775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 172771 + ... + 201179.

It is an arithmetic number, because the mean of its divisors is an integer number (204031150).

Almost surely, 2^5311772775 is an apocalyptic number.

5311772775 is a deficient number, since it is larger than the sum of its proper divisors (4481722425).

5311772775 is a wasteful number, since it uses less digits than its factorization.

5311772775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28705 (or 28694 counting only the distinct ones).

The product of its digits is 360150, while the sum is 45.

The square root of 5311772775 is about 72881.9097924855. The cubic root of 5311772775 is about 1744.8033894243.

The spelling of 5311772775 in words is "five billion, three hundred eleven million, seven hundred seventy-two thousand, seven hundred seventy-five".