4050644012220 has 384 divisors, whose sum is σ = 12978845687808. Its totient is φ = 937101312000.

The previous prime is 4050644012201. The next prime is 4050644012243. The reversal of 4050644012220 is 222104460504.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 127 ways as a sum of consecutive naturals, for example, 100365045 + ... + 100405395.

It is an arithmetic number, because the mean of its divisors is an integer number (33799077312).

Almost surely, 2^{4050644012220} 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 4050644012220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6489422843904).

4050644012220 is an abundant number, since it is smaller than the sum of its proper divisors (8928201675588).

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

4050644012220 is a wasteful number, since it uses less digits than its factorization.

4050644012220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40533 (or 40531 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 4050644012220 its reverse (222104460504), we get a palindrome (4272748472724).

The spelling of 4050644012220 in words is "four trillion, fifty billion, six hundred forty-four million, twelve thousand, two hundred twenty".