66733736740074 has 64 divisors (see below), whose sum is σ = 148551677568000. Its totient is φ = 22206409668144.

The previous prime is 66733736740067. The next prime is 66733736740109. The reversal of 66733736740074 is 47004763733766.

66733736740074 is a `hidden beast` number, since 6 + 6 + 7 + 33 + 73 + 67 + 400 + 74 = 666.

It is a super-3 number, since 3×66733736740074³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66733736739993 and 66733736740020.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1051439689 + ... + 1051503155.

It is an arithmetic number, because the mean of its divisors is an integer number (2321119962000).

Almost surely, 2^{66733736740074} is an apocalyptic number.

66733736740074 is an abundant number, since it is smaller than the sum of its proper divisors (81817940827926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66733736740074 is a wasteful number, since it uses less digits than its factorization.

66733736740074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96584 (or 96578 counting only the distinct ones).

The product of its (nonzero) digits is 224042112, while the sum is 63.

The spelling of 66733736740074 in words is "sixty-six trillion, seven hundred thirty-three billion, seven hundred thirty-six million, seven hundred forty thousand, seventy-four".