19698229004 has 24 divisors (see below), whose sum is σ = 35688354240. Its totient is φ = 9502085376.

The previous prime is 19698229003. The next prime is 19698229037. The reversal of 19698229004 is 40092289691.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (19698229003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84989 + ... + 215915.

It is an arithmetic number, because the mean of its divisors is an integer number (1487014760).

Almost surely, 2^19698229004 is an apocalyptic number.

It is an amenable number.

19698229004 is a deficient number, since it is larger than the sum of its proper divisors (15990125236).

19698229004 is a wasteful number, since it uses less digits than its factorization.

19698229004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132257 (or 132255 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 50.

The spelling of 19698229004 in words is "nineteen billion, six hundred ninety-eight million, two hundred twenty-nine thousand, four".