19307429346 has 48 divisors (see below), whose sum is σ = 41083024896. Its totient is φ = 6047917824.

The previous prime is 19307429299. The next prime is 19307429389. The reversal of 19307429346 is 64392470391.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 19307429295 and 19307429304.

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, 1165695 + ... + 1182141.

It is an arithmetic number, because the mean of its divisors is an integer number (855896352).

Almost surely, 2^19307429346 is an apocalyptic number.

19307429346 is an abundant number, since it is smaller than the sum of its proper divisors (21775595550).

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

19307429346 is a wasteful number, since it uses less digits than its factorization.

19307429346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17163 (or 17146 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 48.

The spelling of 19307429346 in words is "nineteen billion, three hundred seven million, four hundred twenty-nine thousand, three hundred forty-six".