6256530133620 has 192 divisors, whose sum is σ = 18957670631424. Its totient is φ = 1532578314240.

The previous prime is 6256530133561. The next prime is 6256530133631. The reversal of 6256530133620 is 263310356526.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 614524930 + ... + 614535110.

It is an arithmetic number, because the mean of its divisors is an integer number (98737867872).

Almost surely, 2^{6256530133620} is an apocalyptic number.

6256530133620 is a gapful number since it is divisible by the number (60) 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 6256530133620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9478835315712).

6256530133620 is an abundant number, since it is smaller than the sum of its proper divisors (12701140497804).

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

6256530133620 is a wasteful number, since it uses less digits than its factorization.

6256530133620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13962 (or 13960 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 42.

The spelling of 6256530133620 in words is "six trillion, two hundred fifty-six billion, five hundred thirty million, one hundred thirty-three thousand, six hundred twenty".