19496363040 has 720 divisors, whose sum is σ = 87347139264. Its totient is φ = 4049740800.

The previous prime is 19496363027. The next prime is 19496363041. The reversal of 19496363040 is 4036369491.

19496363040 is a `hidden beast` number, since 1 + 9 + 4 + 9 + 6 + 3 + 630 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (19496363041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 6984045 + ... + 6986835.

Almost surely, 2^19496363040 is an apocalyptic number.

19496363040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19496363040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43673569632).

19496363040 is an abundant number, since it is smaller than the sum of its proper divisors (67850776224).

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

19496363040 is a wasteful number, since it uses less digits than its factorization.

19496363040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2843 (or 2819 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The spelling of 19496363040 in words is "nineteen billion, four hundred ninety-six million, three hundred sixty-three thousand, forty".