1253855801108 has 24 divisors (see below), whose sum is σ = 2202259879680. Its totient is φ = 624642036480.

The previous prime is 1253855801083. The next prime is 1253855801129. The reversal of 1253855801108 is 8011085583521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1085060 + ... + 1919652.

It is an arithmetic number, because the mean of its divisors is an integer number (91760828320).

Almost surely, 2^{1253855801108} is an apocalyptic number.

It is an amenable number.

1253855801108 is a deficient number, since it is larger than the sum of its proper divisors (948404078572).

1253855801108 is a wasteful number, since it uses less digits than its factorization.

1253855801108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835967 (or 835965 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 47.

The spelling of 1253855801108 in words is "one trillion, two hundred fifty-three billion, eight hundred fifty-five million, eight hundred one thousand, one hundred eight".