268670344740 has 288 divisors, whose sum is σ = 922899640320. Its totient is φ = 58068105984.

The previous prime is 268670344727. The next prime is 268670344771. The reversal of 268670344740 is 47443076862.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 31444909 + ... + 31453451.

It is an arithmetic number, because the mean of its divisors is an integer number (3204512640).

Almost surely, 2^268670344740 is an apocalyptic number.

268670344740 is a gapful number since it is divisible by the number (20) 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 268670344740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (461449820160).

268670344740 is an abundant number, since it is smaller than the sum of its proper divisors (654229295580).

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

268670344740 is a wasteful number, since it uses less digits than its factorization.

268670344740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9151 (or 9142 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 51.

The spelling of 268670344740 in words is "two hundred sixty-eight billion, six hundred seventy million, three hundred forty-four thousand, seven hundred forty".