1126255521808 has 20 divisors (see below), whose sum is σ = 2189885634108. Its totient is φ = 561123745280.

The previous prime is 1126255521791. The next prime is 1126255521823. The reversal of 1126255521808 is 8081255526211.

It can be written as a sum of positive squares in 2 ways, for example, as 1022460724224 + 103794797584 = 1011168^2 + 322172^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125246341 + ... + 125255332.

Almost surely, 2^{1126255521808} is an apocalyptic number.

It is an amenable number.

1126255521808 is a deficient number, since it is larger than the sum of its proper divisors (1063630112300).

1126255521808 is a wasteful number, since it uses less digits than its factorization.

1126255521808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250501962 (or 250501956 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 46.

The spelling of 1126255521808 in words is "one trillion, one hundred twenty-six billion, two hundred fifty-five million, five hundred twenty-one thousand, eight hundred eight".