19346209116 has 24 divisors (see below), whose sum is σ = 48613551504. Its totient is φ = 5952679680.

The previous prime is 19346209097. The next prime is 19346209133. The reversal of 19346209116 is 61190264391.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62006925 + ... + 62007236.

It is an arithmetic number, because the mean of its divisors is an integer number (2025564646).

Almost surely, 2^19346209116 is an apocalyptic number.

It is an amenable number.

19346209116 is an abundant number, since it is smaller than the sum of its proper divisors (29267342388).

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

19346209116 is a wasteful number, since it uses less digits than its factorization.

19346209116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124014181 (or 124014179 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

It can be divided in two parts, 1934 and 6209116, that added together give a triangular number (6211050 = T₃₅₂₄).

The spelling of 19346209116 in words is "nineteen billion, three hundred forty-six million, two hundred nine thousand, one hundred sixteen".