19452934080 has 560 divisors, whose sum is σ = 74046319776. Its totient is φ = 4830658560.

The previous prime is 19452934079. The next prime is 19452934121. The reversal of 19452934080 is 8043925491.

19452934080 is a `hidden beast` number, since 1 + 9 + 4 + 529 + 3 + 40 + 80 = 666.

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

It is a congruent number.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 57723672 + ... + 57724008.

Almost surely, 2^19452934080 is an apocalyptic number.

19452934080 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 19452934080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37023159888).

19452934080 is an abundant number, since it is smaller than the sum of its proper divisors (54593385696).

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

19452934080 is a wasteful number, since it uses less digits than its factorization.

19452934080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 495 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 19452934080 in words is "nineteen billion, four hundred fifty-two million, nine hundred thirty-four thousand, eighty".