775070012311 has 4 divisors (see below), whose sum is σ = 885794299792. Its totient is φ = 664345724832.

The previous prime is 775070012273. The next prime is 775070012323. The reversal of 775070012311 is 113210070577.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 775070012311 - 2¹³ = 775070004119 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 (775070010311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55362143730 + ... + 55362143743.

It is an arithmetic number, because the mean of its divisors is an integer number (221448574948).

Almost surely, 2^775070012311 is an apocalyptic number.

775070012311 is a deficient number, since it is larger than the sum of its proper divisors (110724287481).

775070012311 is a wasteful number, since it uses less digits than its factorization.

775070012311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110724287480.

The product of its (nonzero) digits is 10290, while the sum is 34.

Adding to 775070012311 its reverse (113210070577), we get a palindrome (888280082888).

The spelling of 775070012311 in words is "seven hundred seventy-five billion, seventy million, twelve thousand, three hundred eleven".