19039914466 has 16 divisors (see below), whose sum is σ = 28887094656. Its totient is φ = 9411106176.

The previous prime is 19039914451. The next prime is 19039914479. The reversal of 19039914466 is 66441993091.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116755 + ... + 227401.

It is an arithmetic number, because the mean of its divisors is an integer number (1805443416).

Almost surely, 2^19039914466 is an apocalyptic number.

19039914466 is a deficient number, since it is larger than the sum of its proper divisors (9847180190).

19039914466 is a wasteful number, since it uses less digits than its factorization.

19039914466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111633.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The spelling of 19039914466 in words is "nineteen billion, thirty-nine million, nine hundred fourteen thousand, four hundred sixty-six".