66262660002404 has 24 divisors (see below), whose sum is σ = 116013756418560. Its totient is φ = 33115873311936.

The previous prime is 66262660002391. The next prime is 66262660002419. The reversal of 66262660002404 is 40420006626266.

It is a super-2 number, since 2×66262660002404² (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, 391147832 + ... + 391317200.

It is an arithmetic number, because the mean of its divisors is an integer number (4833906517440).

Almost surely, 2^{66262660002404} is an apocalyptic number.

It is an amenable number.

66262660002404 is a deficient number, since it is larger than the sum of its proper divisors (49751096416156).

66262660002404 is a wasteful number, since it uses less digits than its factorization.

66262660002404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214427 (or 214425 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 66262660002404 in words is "sixty-six trillion, two hundred sixty-two billion, six hundred sixty million, two thousand, four hundred four".