268280322504 has 128 divisors (see below), whose sum is σ = 703259504640. Its totient is φ = 85124362752.

The previous prime is 268280322493. The next prime is 268280322509. The reversal of 268280322504 is 405223082862.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (268280322509) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202169889 + ... + 202171215.

It is an arithmetic number, because the mean of its divisors is an integer number (5494214880).

Almost surely, 2^268280322504 is an apocalyptic number.

268280322504 is a gapful number since it is divisible by the number (24) 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 268280322504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351629752320).

268280322504 is an abundant number, since it is smaller than the sum of its proper divisors (434979182136).

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

268280322504 is a wasteful number, since it uses less digits than its factorization.

268280322504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859 (or 2855 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 268280322504 in words is "two hundred sixty-eight billion, two hundred eighty million, three hundred twenty-two thousand, five hundred four".