1268053026 has 32 divisors (see below), whose sum is σ = 2564358720. Its totient is φ = 417991104.

The previous prime is 1268053021. The next prime is 1268053049. The reversal of 1268053026 is 6203508621.

It is not an unprimeable number, because it can be changed into a prime (1268053021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399321 + ... + 402483.

It is an arithmetic number, because the mean of its divisors is an integer number (80136210).

Almost surely, 2^1268053026 is an apocalyptic number.

1268053026 is an abundant number, since it is smaller than the sum of its proper divisors (1296305694).

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

1268053026 is a wasteful number, since it uses less digits than its factorization.

1268053026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3890.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1268053026 is about 35609.7321809642. The cubic root of 1268053026 is about 1082.3784532851.

The spelling of 1268053026 in words is "one billion, two hundred sixty-eight million, fifty-three thousand, twenty-six".