19883240194052 has 12 divisors (see below), whose sum is σ = 36842474477340. Its totient is φ = 9356818914816.

The previous prime is 19883240194049. The next prime is 19883240194079. The reversal of 19883240194052 is 25049104238891.

It can be written as a sum of positive squares in 2 ways, for example, as 11399442205636 + 8483797988416 = 3376306^2 + 2912696^2 .

It is a super-2 number, since 2×19883240194052² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146200295477 + ... + 146200295612.

It is an arithmetic number, because the mean of its divisors is an integer number (3070206206445).

Almost surely, 2^{19883240194052} is an apocalyptic number.

It is an amenable number.

19883240194052 is a deficient number, since it is larger than the sum of its proper divisors (16959234283288).

19883240194052 is a wasteful number, since it uses less digits than its factorization.

19883240194052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292400591110 (or 292400591108 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 56.

The spelling of 19883240194052 in words is "nineteen trillion, eight hundred eighty-three billion, two hundred forty million, one hundred ninety-four thousand, fifty-two".