28627141776320 has 28 divisors (see below), whose sum is σ = 68168381355624. Its totient is φ = 11450856710400.

The previous prime is 28627141776319. The next prime is 28627141776361. The reversal of 28627141776320 is 2367714172682.

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, 44729908706 + ... + 44729909345.

Almost surely, 2^{28627141776320} is an apocalyptic number.

28627141776320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28627141776320 is an abundant number, since it is smaller than the sum of its proper divisors (39541239579304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28627141776320 is an equidigital number, since it uses as much as digits as its factorization.

28627141776320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89459818068 (or 89459818058 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 56.

The spelling of 28627141776320 in words is "twenty-eight trillion, six hundred twenty-seven billion, one hundred forty-one million, seven hundred seventy-six thousand, three hundred twenty".