19778132100114 has 48 divisors (see below), whose sum is σ = 44245557457920. Its totient is φ = 6378514439040.

The previous prime is 19778132100071. The next prime is 19778132100131. The reversal of 19778132100114 is 41100123187791.

It is a self number, because there is not a number n which added to its sum of digits gives 19778132100114.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1912074 + ... + 6573605.

It is an arithmetic number, because the mean of its divisors is an integer number (921782447040).

Almost surely, 2^{19778132100114} is an apocalyptic number.

19778132100114 is an abundant number, since it is smaller than the sum of its proper divisors (24467425357806).

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

19778132100114 is a wasteful number, since it uses less digits than its factorization.

19778132100114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8489895 (or 8489892 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 45.

The spelling of 19778132100114 in words is "nineteen trillion, seven hundred seventy-eight billion, one hundred thirty-two million, one hundred thousand, one hundred fourteen".