28146023076508 has 24 divisors (see below), whose sum is σ = 49518249872000. Its totient is φ = 13997995097328.

The previous prime is 28146023076497. The next prime is 28146023076511. The reversal of 28146023076508 is 80567032064182.

It is a super-2 number, since 2×28146023076508² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2830710 + ... + 8019037.

Almost surely, 2^{28146023076508} is an apocalyptic number.

It is an amenable number.

28146023076508 is a deficient number, since it is larger than the sum of its proper divisors (21372226795492).

28146023076508 is a wasteful number, since it uses less digits than its factorization.

28146023076508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10853209 (or 10853207 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 28146023076508 in words is "twenty-eight trillion, one hundred forty-six billion, twenty-three million, seventy-six thousand, five hundred eight".