4019868299940 has 96 divisors (see below), whose sum is σ = 11406379676160. Its totient is φ = 1057627584000.

The previous prime is 4019868299933. The next prime is 4019868299957. The reversal of 4019868299940 is 499928689104.

It is a super-2 number, since 2×4019868299940² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6238890 + ... + 6852990.

It is an arithmetic number, because the mean of its divisors is an integer number (118816454960).

Almost surely, 2^{4019868299940} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4019868299940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5703189838080).

4019868299940 is an abundant number, since it is smaller than the sum of its proper divisors (7386511376220).

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

4019868299940 is a wasteful number, since it uses less digits than its factorization.

4019868299940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615573 (or 615571 counting only the distinct ones).

The product of its (nonzero) digits is 80621568, while the sum is 69.

The spelling of 4019868299940 in words is "four trillion, nineteen billion, eight hundred sixty-eight million, two hundred ninety-nine thousand, nine hundred forty".