1268057026 has 16 divisors (see below), whose sum is σ = 1910018880. Its totient is φ = 631390480.

The previous prime is 1268057023. The next prime is 1268057051. The reversal of 1268057026 is 6207508621.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1268057023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 606555 + ... + 608641.

It is an arithmetic number, because the mean of its divisors is an integer number (119376180).

Almost surely, 2^1268057026 is an apocalyptic number.

1268057026 is a deficient number, since it is larger than the sum of its proper divisors (641961854).

1268057026 is a wasteful number, since it uses less digits than its factorization.

1268057026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3209.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 1268057026 is about 35609.7883453412. The cubic root of 1268057026 is about 1082.3795913840.

The spelling of 1268057026 in words is "one billion, two hundred sixty-eight million, fifty-seven thousand, twenty-six".