66960871262 has 16 divisors (see below), whose sum is σ = 103044064032. Its totient is φ = 32615278080.

The previous prime is 66960871253. The next prime is 66960871279. The reversal of 66960871262 is 26217806966.

It is a super-2 number, since 2×66960871262² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 551498 + ... + 661869.

It is an arithmetic number, because the mean of its divisors is an integer number (6440254002).

Almost surely, 2^66960871262 is an apocalyptic number.

66960871262 is a deficient number, since it is larger than the sum of its proper divisors (36083192770).

66960871262 is a wasteful number, since it uses less digits than its factorization.

66960871262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214083.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 66960871262 in words is "sixty-six billion, nine hundred sixty million, eight hundred seventy-one thousand, two hundred sixty-two".