63274243840000 has 1920 divisors, whose sum is σ = 185689760256000. Its totient is φ = 21410611200000.

The previous prime is 63274243839893. The next prime is 63274243840009. The reversal of 63274243840000 is 4834247236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63274243840009) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 710946559956 + ... + 710946560044.

It is an arithmetic number, because the mean of its divisors is an integer number (96713416800).

Almost surely, 2^{63274243840000} 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 63274243840000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92844880128000).

63274243840000 is an abundant number, since it is smaller than the sum of its proper divisors (122415516416000).

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

63274243840000 is a wasteful number, since it uses less digits than its factorization.

63274243840000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 43.

The spelling of 63274243840000 in words is "sixty-three trillion, two hundred seventy-four billion, two hundred forty-three million, eight hundred forty thousand".