1966034225942 has 16 divisors (see below), whose sum is σ = 3077378546400. Its totient is φ = 940244365632.

The previous prime is 1966034225933. The next prime is 1966034225977. The reversal of 1966034225942 is 2495224306691.

It is a happy number.

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, 609434 + ... + 2074482.

It is an arithmetic number, because the mean of its divisors is an integer number (192336159150).

Almost surely, 2^{1966034225942} is an apocalyptic number.

1966034225942 is a deficient number, since it is larger than the sum of its proper divisors (1111344320458).

1966034225942 is a wasteful number, since it uses less digits than its factorization.

1966034225942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494247.

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 1966034225942 in words is "one trillion, nine hundred sixty-six billion, thirty-four million, two hundred twenty-five thousand, nine hundred forty-two".