268077783434 has 8 divisors (see below), whose sum is σ = 402118874820. Its totient is φ = 134038158496.

The previous prime is 268077783431. The next prime is 268077783487. The reversal of 268077783434 is 434387770862.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 268016396209 + 61387225 = 517703^2 + 7835^2 .

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

It is not an unprimeable number, because it can be changed into a prime (268077783431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502172 + ... + 887880.

Almost surely, 2^268077783434 is an apocalyptic number.

268077783434 is a deficient number, since it is larger than the sum of its proper divisors (134041091386).

268077783434 is a wasteful number, since it uses less digits than its factorization.

268077783434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733224.

The product of its (nonzero) digits is 37933056, while the sum is 59.

The spelling of 268077783434 in words is "two hundred sixty-eight billion, seventy-seven million, seven hundred eighty-three thousand, four hundred thirty-four".