28625272644502 has 8 divisors (see below), whose sum is σ = 43317890462376. Its totient is φ = 14185975823712.

The previous prime is 28625272644481. The next prime is 28625272644581. The reversal of 28625272644502 is 20544627252682.

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, 63330248988 + ... + 63330249439.

It is an arithmetic number, because the mean of its divisors is an integer number (5414736307797).

Almost surely, 2^{28625272644502} is an apocalyptic number.

28625272644502 is a deficient number, since it is larger than the sum of its proper divisors (14692617817874).

28625272644502 is a wasteful number, since it uses less digits than its factorization.

28625272644502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126660498542.

The product of its (nonzero) digits is 25804800, while the sum is 55.

The spelling of 28625272644502 in words is "twenty-eight trillion, six hundred twenty-five billion, two hundred seventy-two million, six hundred forty-four thousand, five hundred two".