19676790798 has 32 divisors (see below), whose sum is σ = 46021468416. Its totient is φ = 5491196928.

The previous prime is 19676790769. The next prime is 19676790857. The reversal of 19676790798 is 89709767691.

It is a super-2 number, since 2×19676790798² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5445811 + ... + 5449422.

It is an arithmetic number, because the mean of its divisors is an integer number (1438170888).

Almost surely, 2^19676790798 is an apocalyptic number.

19676790798 is an abundant number, since it is smaller than the sum of its proper divisors (26344677618).

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

19676790798 is a wasteful number, since it uses less digits than its factorization.

19676790798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10895288.

The product of its (nonzero) digits is 72013536, while the sum is 69.

The spelling of 19676790798 in words is "nineteen billion, six hundred seventy-six million, seven hundred ninety thousand, seven hundred ninety-eight".