268472155945 has 32 divisors (see below), whose sum is σ = 372159180288. Its totient is φ = 182112565248.

The previous prime is 268472155927. The next prime is 268472155967. The reversal of 268472155945 is 549551274862.

It is a cyclic number.

It is not a de Polignac number, because 268472155945 - 2⁷ = 268472155817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 268472155945.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7767492 + ... + 7801978.

It is an arithmetic number, because the mean of its divisors is an integer number (11629974384).

Almost surely, 2^268472155945 is an apocalyptic number.

It is an amenable number.

268472155945 is a deficient number, since it is larger than the sum of its proper divisors (103687024343).

268472155945 is a wasteful number, since it uses less digits than its factorization.

268472155945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36889.

The product of its digits is 24192000, while the sum is 58.

The spelling of 268472155945 in words is "two hundred sixty-eight billion, four hundred seventy-two million, one hundred fifty-five thousand, nine hundred forty-five".