268152780007 has 8 divisors (see below), whose sum is σ = 311654563200. Its totient is φ = 225949557624.

The previous prime is 268152779989. The next prime is 268152780013. The reversal of 268152780007 is 700087251862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-268152780007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268152780107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324639757 + ... + 324640582.

It is an arithmetic number, because the mean of its divisors is an integer number (38956820400).

Almost surely, 2^268152780007 is an apocalyptic number.

268152780007 is a deficient number, since it is larger than the sum of its proper divisors (43501783193).

268152780007 is an equidigital number, since it uses as much as digits as its factorization.

268152780007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649280405.

The product of its (nonzero) digits is 376320, while the sum is 46.

The spelling of 268152780007 in words is "two hundred sixty-eight billion, one hundred fifty-two million, seven hundred eighty thousand, seven".