19023334004 has 12 divisors (see below), whose sum is σ = 33299693700. Its totient is φ = 9509135808.

The previous prime is 19023333983. The next prime is 19023334007. The reversal of 19023334004 is 40043332091.

It can be written as a sum of positive squares in 2 ways, for example, as 16217513104 + 2805820900 = 127348^2 + 52970^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19023334007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615839 + ... + 645990.

It is an arithmetic number, because the mean of its divisors is an integer number (2774974475).

Almost surely, 2^19023334004 is an apocalyptic number.

It is an amenable number.

19023334004 is a deficient number, since it is larger than the sum of its proper divisors (14276359696).

19023334004 is a wasteful number, since it uses less digits than its factorization.

19023334004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265602 (or 1265600 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 19023334004 its reverse (40043332091), we get a palindrome (59066666095).

The spelling of 19023334004 in words is "nineteen billion, twenty-three million, three hundred thirty-four thousand, four".