4427819951040 has 672 divisors, whose sum is σ = 16744142548224. Its totient is φ = 1109890252800.

The previous prime is 4427819951039. The next prime is 4427819951053. The reversal of 4427819951040 is 401599187244.

4427819951040 is a `hidden beast` number, since 4 + 4 + 2 + 7 + 81 + 9 + 9 + 510 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1389336327 + ... + 1389339513.

It is an arithmetic number, because the mean of its divisors is an integer number (24916878792).

Almost surely, 2^{4427819951040} is an apocalyptic number.

4427819951040 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 4427819951040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8372071274112).

4427819951040 is an abundant number, since it is smaller than the sum of its proper divisors (12316322597184).

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

4427819951040 is a wasteful number, since it uses less digits than its factorization.

4427819951040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4287 (or 4265 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 4427819951040 in words is "four trillion, four hundred twenty-seven billion, eight hundred nineteen million, nine hundred fifty-one thousand, forty".