19436243514 has 32 divisors (see below), whose sum is σ = 41389081920. Its totient is φ = 6063574272.

The previous prime is 19436243473. The next prime is 19436243543. The reversal of 19436243514 is 41534263491.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 514009 + ... + 550524.

It is an arithmetic number, because the mean of its divisors is an integer number (1293408810).

Almost surely, 2^19436243514 is an apocalyptic number.

19436243514 is an abundant number, since it is smaller than the sum of its proper divisors (21952838406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19436243514 is a wasteful number, since it uses less digits than its factorization.

19436243514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064734.

The product of its digits is 311040, while the sum is 42.

The spelling of 19436243514 in words is "nineteen billion, four hundred thirty-six million, two hundred forty-three thousand, five hundred fourteen".