6339633551472 has 640 divisors, whose sum is σ = 18810956021760. Its totient is φ = 1826463375360.

The previous prime is 6339633551431. The next prime is 6339633551477. The reversal of 6339633551472 is 2741553369336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6339633551477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 22401531843 + ... + 22401532125.

It is an arithmetic number, because the mean of its divisors is an integer number (29392118784).

Almost surely, 2^{6339633551472} is an apocalyptic number.

6339633551472 is a gapful number since it is divisible by the number (62) 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 6339633551472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9405478010880).

6339633551472 is an abundant number, since it is smaller than the sum of its proper divisors (12471322470288).

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

6339633551472 is a wasteful number, since it uses less digits than its factorization.

6339633551472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 655 counting only the distinct ones).

The product of its digits is 36741600, while the sum is 57.

The spelling of 6339633551472 in words is "six trillion, three hundred thirty-nine billion, six hundred thirty-three million, five hundred fifty-one thousand, four hundred seventy-two".