78803062616 has 16 divisors (see below), whose sum is σ = 147768254640. Its totient is φ = 39398194720.

The previous prime is 78803062543. The next prime is 78803062621. The reversal of 78803062616 is 61626030887.

It is a super-2 number, since 2×78803062616² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315236 + ... + 506931.

It is an arithmetic number, because the mean of its divisors is an integer number (9235515915).

Almost surely, 2^78803062616 is an apocalyptic number.

It is an amenable number.

78803062616 is a deficient number, since it is larger than the sum of its proper divisors (68965192024).

78803062616 is a wasteful number, since it uses less digits than its factorization.

78803062616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834154 (or 834150 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 78803062616 in words is "seventy-eight billion, eight hundred three million, sixty-two thousand, six hundred sixteen".