28064025197307 has 192 divisors, whose sum is σ = 50150857605120. Its totient is φ = 15360670353600.

The previous prime is 28064025197303. The next prime is 28064025197399. The reversal of 28064025197307 is 70379152046082.

It is a happy number.

28064025197307 is a `hidden beast` number, since 2 + 80 + 6 + 4 + 0 + 251 + 9 + 7 + 307 = 666.

It is not a de Polignac number, because 28064025197307 - 2² = 28064025197303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28064025197303) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 222626698 + ... + 222752720.

It is an arithmetic number, because the mean of its divisors is an integer number (261202383360).

It is a 1-persistent number, because it is pandigital, but 2⋅28064025197307 = 56128050394614 is not.

Almost surely, 2^{28064025197307} is an apocalyptic number.

28064025197307 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

28064025197307 is a deficient number, since it is larger than the sum of its proper divisors (22086832407813).

28064025197307 is a wasteful number, since it uses less digits than its factorization.

28064025197307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126179 (or 126154 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 28064025197307 in words is "twenty-eight trillion, sixty-four billion, twenty-five million, one hundred ninety-seven thousand, three hundred seven".