4220571788136 has 192 divisors, whose sum is σ = 12521318584320. Its totient is φ = 1273694405760.

The previous prime is 4220571788117. The next prime is 4220571788171. The reversal of 4220571788136 is 6318871750224.

4220571788136 is a `hidden beast` number, since 42 + 20 + 571 + 7 + 8 + 8 + 1 + 3 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 215953581 + ... + 215973123.

It is an arithmetic number, because the mean of its divisors is an integer number (65215200960).

Almost surely, 2^{4220571788136} 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 4220571788136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6260659292160).

4220571788136 is an abundant number, since it is smaller than the sum of its proper divisors (8300746796184).

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

4220571788136 is a wasteful number, since it uses less digits than its factorization.

4220571788136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20676 (or 20669 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 4220571788136 in words is "four trillion, two hundred twenty billion, five hundred seventy-one million, seven hundred eighty-eight thousand, one hundred thirty-six".