775346500027 has 4 divisors (see below), whose sum is σ = 845832545496. Its totient is φ = 704860454560.

The previous prime is 775346499839. The next prime is 775346500031. The reversal of 775346500027 is 720005643577.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-775346500027 is a prime.

It is a super-2 number, since 2×775346500027² (a number of 25 digits) contains 22 as substring.

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 775346500027.

It is not an unprimeable number, because it can be changed into a prime (775346500037) 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, 35243022718 + ... + 35243022739.

It is an arithmetic number, because the mean of its divisors is an integer number (211458136374).

Almost surely, 2^775346500027 is an apocalyptic number.

775346500027 is a deficient number, since it is larger than the sum of its proper divisors (70486045469).

775346500027 is a wasteful number, since it uses less digits than its factorization.

775346500027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70486045468.

The product of its (nonzero) digits is 1234800, while the sum is 46.

The spelling of 775346500027 in words is "seven hundred seventy-five billion, three hundred forty-six million, five hundred thousand, twenty-seven".