7770216016 has 20 divisors (see below), whose sum is σ = 15056214912. Its totient is φ = 3884741216.

The previous prime is 7770216011. The next prime is 7770216019. The reversal of 7770216016 is 6106120777.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7770216011) 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, 251091 + ... + 280333.

Almost surely, 2^7770216016 is an apocalyptic number.

It is an amenable number.

7770216016 is a deficient number, since it is larger than the sum of its proper divisors (7285998896).

7770216016 is a wasteful number, since it uses less digits than its factorization.

7770216016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45858 (or 45852 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 37.

The square root of 7770216016 is about 88148.8287840514. The cubic root of 7770216016 is about 1980.6650162195.

The spelling of 7770216016 in words is "seven billion, seven hundred seventy million, two hundred sixteen thousand, sixteen".