775416061 has 4 divisors (see below), whose sum is σ = 886189792. Its totient is φ = 664642332.

The previous prime is 775416017. The next prime is 775416073. The reversal of 775416061 is 160614577.

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.

It is a cyclic number.

It is not a de Polignac number, because 775416061 - 2¹³ = 775407869 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 775416061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (775416091) 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, 55386855 + ... + 55386868.

It is an arithmetic number, because the mean of its divisors is an integer number (221547448).

Almost surely, 2^775416061 is an apocalyptic number.

It is an amenable number.

775416061 is a deficient number, since it is larger than the sum of its proper divisors (110773731).

775416061 is a wasteful number, since it uses less digits than its factorization.

775416061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110773730.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 775416061 is about 27846.2934876439. The cubic root of 775416061 is about 918.7096201668.

The spelling of 775416061 in words is "seven hundred seventy-five million, four hundred sixteen thousand, sixty-one".