617268847488 has 256 divisors, whose sum is σ = 1748288404800. Its totient is φ = 192594640896.

The previous prime is 617268847469. The next prime is 617268847541. The reversal of 617268847488 is 884748862716.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120722820 + ... + 120727932.

Almost surely, 2^617268847488 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 617268847488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (874144202400).

617268847488 is an abundant number, since it is smaller than the sum of its proper divisors (1131019557312).

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

617268847488 is a wasteful number, since it uses less digits than its factorization.

617268847488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5489 (or 5477 counting only the distinct ones).

The product of its digits is 231211008, while the sum is 69.

The spelling of 617268847488 in words is "six hundred seventeen billion, two hundred sixty-eight million, eight hundred forty-seven thousand, four hundred eighty-eight".