19886902551096 has 96 divisors (see below), whose sum is σ = 57837813930000. Its totient is φ = 5681632771584.

The previous prime is 19886902551079. The next prime is 19886902551097. The reversal of 19886902551096 is 69015520968891.

It is a self number, because there is not a number n which added to its sum of digits gives 19886902551096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19886902551097) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19529580 + ... + 20522628.

Almost surely, 2^{19886902551096} is an apocalyptic number.

It is an amenable number.

19886902551096 is an abundant number, since it is smaller than the sum of its proper divisors (37950911378904).

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

19886902551096 is a wasteful number, since it uses less digits than its factorization.

19886902551096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010101 (or 1010090 counting only the distinct ones).

The product of its (nonzero) digits is 83980800, while the sum is 69.

The spelling of 19886902551096 in words is "nineteen trillion, eight hundred eighty-six billion, nine hundred two million, five hundred fifty-one thousand, ninety-six".