19040198001 has 32 divisors (see below), whose sum is σ = 28042329600. Its totient is φ = 11395063680.

The previous prime is 19040197987. The next prime is 19040198027. The reversal of 19040198001 is 10089104091.

It is not a de Polignac number, because 19040198001 - 2⁶ = 19040197937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (19040194001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2519110 + ... + 2526656.

It is an arithmetic number, because the mean of its divisors is an integer number (876322800).

Almost surely, 2^19040198001 is an apocalyptic number.

19040198001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

19040198001 is a deficient number, since it is larger than the sum of its proper divisors (9002131599).

19040198001 is a wasteful number, since it uses less digits than its factorization.

19040198001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8509.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 19040198001 in words is "nineteen billion, forty million, one hundred ninety-eight thousand, one".