7776004061 has 8 divisors (see below), whose sum is σ = 9037487040. Its totient is φ = 6552177408.

The previous prime is 7776004043. The next prime is 7776004063. The reversal of 7776004061 is 1604006777.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-7776004061 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 (7776004063) 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 7 ways as a sum of consecutive naturals, for example, 9413636 + ... + 9414461.

It is an arithmetic number, because the mean of its divisors is an integer number (1129685880).

Almost surely, 2^7776004061 is an apocalyptic number.

It is an amenable number.

7776004061 is a deficient number, since it is larger than the sum of its proper divisors (1261482979).

7776004061 is a wasteful number, since it uses less digits than its factorization.

7776004061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18828163.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 7776004061 is about 88181.6537665290. The cubic root of 7776004061 is about 1981.1566942217.

The spelling of 7776004061 in words is "seven billion, seven hundred seventy-six million, four thousand, sixty-one".