28602060778 has 8 divisors (see below), whose sum is σ = 42909082272. Its totient is φ = 14299033356.

The previous prime is 28602060731. The next prime is 28602060791. The reversal of 28602060778 is 87706020682.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 980550 + ... + 1009297.

It is an arithmetic number, because the mean of its divisors is an integer number (5363635284).

Almost surely, 2^28602060778 is an apocalyptic number.

28602060778 is a deficient number, since it is larger than the sum of its proper divisors (14307021494).

28602060778 is a wasteful number, since it uses less digits than its factorization.

28602060778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997036.

The product of its (nonzero) digits is 451584, while the sum is 46.

The spelling of 28602060778 in words is "twenty-eight billion, six hundred two million, sixty thousand, seven hundred seventy-eight".