64546875825448 has 16 divisors (see below), whose sum is σ = 121028132268000. Its totient is φ = 32272707220656.

The previous prime is 64546875825431. The next prime is 64546875825493. The reversal of 64546875825448 is 84452857864546.

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, 90960988 + ... + 91667851.

It is an arithmetic number, because the mean of its divisors is an integer number (7564258266750).

Almost surely, 2^{64546875825448} is an apocalyptic number.

It is an amenable number.

64546875825448 is a deficient number, since it is larger than the sum of its proper divisors (56481256442552).

64546875825448 is a wasteful number, since it uses less digits than its factorization.

64546875825448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182673024 (or 182673020 counting only the distinct ones).

The product of its digits is 8257536000, while the sum is 76.

The spelling of 64546875825448 in words is "sixty-four trillion, five hundred forty-six billion, eight hundred seventy-five million, eight hundred twenty-five thousand, four hundred forty-eight".