10028777686 has 8 divisors (see below), whose sum is σ = 15043592520. Its totient is φ = 5014246848.

The previous prime is 10028777663. The next prime is 10028777777. The reversal of 10028777686 is 68677782001.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93670 + ... + 169798.

It is an arithmetic number, because the mean of its divisors is an integer number (1880449065).

Almost surely, 2^10028777686 is an apocalyptic number.

10028777686 is a deficient number, since it is larger than the sum of its proper divisors (5014814834).

10028777686 is an equidigital number, since it uses as much as digits as its factorization.

10028777686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141998.

The product of its (nonzero) digits is 1580544, while the sum is 52.

The spelling of 10028777686 in words is "ten billion, twenty-eight million, seven hundred seventy-seven thousand, six hundred eighty-six".