4278541340052 has 384 divisors, whose sum is σ = 14175312076800. Its totient is φ = 1087243610112.

The previous prime is 4278541339997. The next prime is 4278541340053. The reversal of 4278541340052 is 2500431458724.

4278541340052 is a `hidden beast` number, since 4 + 2 + 78 + 541 + 34 + 0 + 0 + 5 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4278541340053) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 24447274 + ... + 24621662.

It is an arithmetic number, because the mean of its divisors is an integer number (36914875200).

Almost surely, 2^{4278541340052} is an apocalyptic number.

4278541340052 is a gapful number since it is divisible by the number (42) 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 4278541340052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7087656038400).

4278541340052 is an abundant number, since it is smaller than the sum of its proper divisors (9896770736748).

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

4278541340052 is a wasteful number, since it uses less digits than its factorization.

4278541340052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174532 (or 174524 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

Adding to 4278541340052 its reverse (2500431458724), we get a palindrome (6778972798776).

The spelling of 4278541340052 in words is "four trillion, two hundred seventy-eight billion, five hundred forty-one million, three hundred forty thousand, fifty-two".