27728582252650 has 96 divisors (see below), whose sum is σ = 52087011003648. Its totient is φ = 10981949932800.

The previous prime is 27728582252593. The next prime is 27728582252671. The reversal of 27728582252650 is 5625228582772.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2494244892 + ... + 2494256008.

It is an arithmetic number, because the mean of its divisors is an integer number (542573031288).

Almost surely, 2^{27728582252650} is an apocalyptic number.

27728582252650 is a deficient number, since it is larger than the sum of its proper divisors (24358428750998).

27728582252650 is a wasteful number, since it uses less digits than its factorization.

27728582252650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12416 (or 12411 counting only the distinct ones).

The product of its (nonzero) digits is 75264000, while the sum is 61.

The spelling of 27728582252650 in words is "twenty-seven trillion, seven hundred twenty-eight billion, five hundred eighty-two million, two hundred fifty-two thousand, six hundred fifty".