19073235148 has 24 divisors (see below), whose sum is σ = 37029706560. Its totient is φ = 8522707920.

The previous prime is 19073235143. The next prime is 19073235149. The reversal of 19073235148 is 84153237091.

It is not an unprimeable number, because it can be changed into a prime (19073235143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3670986 + ... + 3676177.

It is an arithmetic number, because the mean of its divisors is an integer number (1542904440).

Almost surely, 2^19073235148 is an apocalyptic number.

It is an amenable number.

19073235148 is a deficient number, since it is larger than the sum of its proper divisors (17956471412).

19073235148 is a wasteful number, since it uses less digits than its factorization.

19073235148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7347237 (or 7347235 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 19073235148 in words is "nineteen billion, seventy-three million, two hundred thirty-five thousand, one hundred forty-eight".