66962062410394 has 16 divisors (see below), whose sum is σ = 102782933402688. Its totient is φ = 32701144516992.

The previous prime is 66962062410371. The next prime is 66962062410401. The reversal of 66962062410394 is 49301426026966.

It is a happy number.

It is a super-2 number, since 2×66962062410394² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12726382 + ... + 17201305.

It is an arithmetic number, because the mean of its divisors is an integer number (6423933337668).

Almost surely, 2^{66962062410394} is an apocalyptic number.

66962062410394 is a deficient number, since it is larger than the sum of its proper divisors (35820870992294).

66962062410394 is a wasteful number, since it uses less digits than its factorization.

66962062410394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29953749.

The product of its (nonzero) digits is 20155392, while the sum is 58.

The spelling of 66962062410394 in words is "sixty-six trillion, nine hundred sixty-two billion, sixty-two million, four hundred ten thousand, three hundred ninety-four".