4019421560 has 384 divisors, whose sum is σ = 12134707200. Its totient is φ = 1170892800.

The previous prime is 4019421559. The next prime is 4019421599. The reversal of 4019421560 is 651249104.

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 95 ways as a sum of consecutive naturals, for example, 45161996 + ... + 45162084.

It is an arithmetic number, because the mean of its divisors is an integer number (31600800).

Almost surely, 2^4019421560 is an apocalyptic number.

4019421560 is a gapful number since it is divisible by the number (40) 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 4019421560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6067353600).

4019421560 is an abundant number, since it is smaller than the sum of its proper divisors (8115285640).

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

4019421560 is a wasteful number, since it uses less digits than its factorization.

4019421560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 4019421560 is about 63398.9081924918. The cubic root of 4019421560 is about 1589.9660554704.

The spelling of 4019421560 in words is "four billion, nineteen million, four hundred twenty-one thousand, five hundred sixty".