19038960099 has 12 divisors (see below), whose sum is σ = 27507132016. Its totient is φ = 12689680752.

The previous prime is 19038960091. The next prime is 19038960107. The reversal of 19038960099 is 99006983091.

It is an interprime number because it is at equal distance from previous prime (19038960091) and next prime (19038960107).

It is not a de Polignac number, because 19038960099 - 2³ = 19038960091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19038960091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 205504 + ... + 283389.

Almost surely, 2^19038960099 is an apocalyptic number.

19038960099 is a deficient number, since it is larger than the sum of its proper divisors (8468171917).

19038960099 is a wasteful number, since it uses less digits than its factorization.

19038960099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493226 (or 493223 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 54.

The spelling of 19038960099 in words is "nineteen billion, thirty-eight million, nine hundred sixty thousand, ninety-nine".