19973330234 has 24 divisors (see below), whose sum is σ = 35391157632. Its totient is φ = 8380416720.

The previous prime is 19973330207. The next prime is 19973330291. The reversal of 19973330234 is 43203337991.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2682314 + ... + 2689749.

It is an arithmetic number, because the mean of its divisors is an integer number (1474631568).

Almost surely, 2^19973330234 is an apocalyptic number.

19973330234 is a deficient number, since it is larger than the sum of its proper divisors (15417827398).

19973330234 is a wasteful number, since it uses less digits than its factorization.

19973330234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5372102 (or 5372089 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 44.

The spelling of 19973330234 in words is "nineteen billion, nine hundred seventy-three million, three hundred thirty thousand, two hundred thirty-four".