19016732146 has 8 divisors (see below), whose sum is σ = 29008574640. Its totient is φ = 9347207268.

The previous prime is 19016732129. The next prime is 19016732159. The reversal of 19016732146 is 64123761091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×19016732146² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 19016732099 and 19016732108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80579256 + ... + 80579491.

It is an arithmetic number, because the mean of its divisors is an integer number (3626071830).

Almost surely, 2^19016732146 is an apocalyptic number.

19016732146 is a deficient number, since it is larger than the sum of its proper divisors (9991842494).

19016732146 is a wasteful number, since it uses less digits than its factorization.

19016732146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161158808.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 19016732146 in words is "nineteen billion, sixteen million, seven hundred thirty-two thousand, one hundred forty-six".