268270144458 has 16 divisors (see below), whose sum is σ = 547956040320. Its totient is φ = 87520756256.

The previous prime is 268270144409. The next prime is 268270144501. The reversal of 268270144458 is 854441072862.

268270144458 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×268270144458² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 268270144458.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475656003 + ... + 475656566.

It is an arithmetic number, because the mean of its divisors is an integer number (34247252520).

Almost surely, 2^268270144458 is an apocalyptic number.

268270144458 is an abundant number, since it is smaller than the sum of its proper divisors (279685895862).

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

268270144458 is a wasteful number, since it uses less digits than its factorization.

268270144458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951312621.

The product of its (nonzero) digits is 3440640, while the sum is 51.

The spelling of 268270144458 in words is "two hundred sixty-eight billion, two hundred seventy million, one hundred forty-four thousand, four hundred fifty-eight".