19974442952014 has 16 divisors (see below), whose sum is σ = 30123024012000. Its totient is φ = 9933470943264.

The previous prime is 19974442951963. The next prime is 19974442952063. The reversal of 19974442952014 is 41025924447991.

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, 7887297 + ... + 10107340.

It is an arithmetic number, because the mean of its divisors is an integer number (1882689000750).

Almost surely, 2^{19974442952014} is an apocalyptic number.

19974442952014 is a deficient number, since it is larger than the sum of its proper divisors (10148581059986).

19974442952014 is a wasteful number, since it uses less digits than its factorization.

19974442952014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17997627.

The product of its (nonzero) digits is 26127360, while the sum is 61.

The spelling of 19974442952014 in words is "nineteen trillion, nine hundred seventy-four billion, four hundred forty-two million, nine hundred fifty-two thousand, fourteen".