78052616 has 16 divisors (see below), whose sum is σ = 152712000. Its totient is φ = 37329424.

The previous prime is 78052591. The next prime is 78052621. The reversal of 78052616 is 61625087.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211916 + ... + 212283.

It is an arithmetic number, because the mean of its divisors is an integer number (9544500).

Almost surely, 2^78052616 is an apocalyptic number.

It is an amenable number.

78052616 is a deficient number, since it is larger than the sum of its proper divisors (74659384).

78052616 is a wasteful number, since it uses less digits than its factorization.

78052616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424228 (or 424224 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 78052616 is about 8834.7391585717. The cubic root of 78052616 is about 427.3619193144.

The spelling of 78052616 in words is "seventy-eight million, fifty-two thousand, six hundred sixteen".