4272758636544 has 300 divisors, whose sum is σ = 12779461077768. Its totient is φ = 1422655488000.

The previous prime is 4272758636539. The next prime is 4272758636581. The reversal of 4272758636544 is 4456368572724.

4272758636544 is a `hidden beast` number, since 4 + 2 + 7 + 2 + 7 + 5 + 86 + 3 + 6 + 544 = 666.

It is a super-2 number, since 2×4272758636544² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2124692499 + ... + 2124694509.

Almost surely, 2^{4272758636544} 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 4272758636544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6389730538884).

4272758636544 is an abundant number, since it is smaller than the sum of its proper divisors (8506702441224).

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

4272758636544 is an equidigital number, since it uses as much as digits as its factorization.

4272758636544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3652 (or 3617 counting only the distinct ones).

The product of its digits is 270950400, while the sum is 63.

The spelling of 4272758636544 in words is "four trillion, two hundred seventy-two billion, seven hundred fifty-eight million, six hundred thirty-six thousand, five hundred forty-four".