66740703370004 has 24 divisors (see below), whose sum is σ = 118670880601728. Its totient is φ = 32836858729920.

The previous prime is 66740703369973. The next prime is 66740703370009. The reversal of 66740703370004 is 40007330704766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66740703370009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265029662 + ... + 265281365.

It is an arithmetic number, because the mean of its divisors is an integer number (4944620025072).

Almost surely, 2^{66740703370004} is an apocalyptic number.

It is an amenable number.

66740703370004 is a deficient number, since it is larger than the sum of its proper divisors (51930177231724).

66740703370004 is a wasteful number, since it uses less digits than its factorization.

66740703370004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530311535 (or 530311533 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 47.

The spelling of 66740703370004 in words is "sixty-six trillion, seven hundred forty billion, seven hundred three million, three hundred seventy thousand, four".