19697913135296 has 28 divisors (see below), whose sum is σ = 42641505141000. Its totient is φ = 8953596879360.

The previous prime is 19697913135287. The next prime is 19697913135317. The reversal of 19697913135296 is 69253131979691.

It is a hoax number, since the sum of its digits (71) coincides with the sum of the digits of its distinct prime factors.

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, 13989994421 + ... + 13989995828.

Almost surely, 2^{19697913135296} is an apocalyptic number.

19697913135296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

19697913135296 is an abundant number, since it is smaller than the sum of its proper divisors (22943592005704).

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

19697913135296 is a wasteful number, since it uses less digits than its factorization.

19697913135296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27979990272 (or 27979990262 counting only the distinct ones).

The product of its digits is 148803480, while the sum is 71.

The spelling of 19697913135296 in words is "nineteen trillion, six hundred ninety-seven billion, nine hundred thirteen million, one hundred thirty-five thousand, two hundred ninety-six".