66472593004 has 24 divisors (see below), whose sum is σ = 118573444080. Its totient is φ = 32595011904.

The previous prime is 66472593001. The next prime is 66472593023. The reversal of 66472593004 is 40039527466.

It is not an unprimeable number, because it can be changed into a prime (66472593001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428842 + ... + 562894.

It is an arithmetic number, because the mean of its divisors is an integer number (4940560170).

Almost surely, 2^66472593004 is an apocalyptic number.

It is an amenable number.

66472593004 is a deficient number, since it is larger than the sum of its proper divisors (52100851076).

66472593004 is a wasteful number, since it uses less digits than its factorization.

66472593004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136449 (or 136447 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 66472593004 in words is "sixty-six billion, four hundred seventy-two million, five hundred ninety-three thousand, four".