19200374028 has 48 divisors (see below), whose sum is σ = 54304091520. Its totient is φ = 5818294800.

The previous prime is 19200374021. The next prime is 19200374029. The reversal of 19200374028 is 82047300291.

19200374028 is a `hidden beast` number, since 19 + 200 + 37 + 402 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 19200373983 and 19200374001.

It is not an unprimeable number, because it can be changed into a prime (19200374021) 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 15 ways as a sum of consecutive naturals, for example, 8079778 + ... + 8082153.

It is an arithmetic number, because the mean of its divisors is an integer number (1131335240).

Almost surely, 2^19200374028 is an apocalyptic number.

19200374028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

19200374028 is an abundant number, since it is smaller than the sum of its proper divisors (35103717492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19200374028 is a wasteful number, since it uses less digits than its factorization.

19200374028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16161955 (or 16161947 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 19200374028 in words is "nineteen billion, two hundred million, three hundred seventy-four thousand, twenty-eight".